diff --git a/pkg/modules/api/api.go b/pkg/modules/api/api.go
index bb4b9d42..84b7cdd9 100644
--- a/pkg/modules/api/api.go
+++ b/pkg/modules/api/api.go
@@ -29,8 +29,6 @@ func init() {
 // middlewares or health checks.
 type Api struct {
 	port                      int
-	readTimeout               time.Duration
-	writeTimeout              time.Duration
 	timeout                   time.Duration
 	rootPath                  string
 	traceHeader               string
@@ -157,23 +155,11 @@ func (a *Api) Descriptor() gotenberg.ModuleDescriptor {
 			fs := flag.NewFlagSet("api", flag.ExitOnError)
 			fs.Int("api-port", 3000, "Set the port on which the API should listen")
 			fs.String("api-port-from-env", "", "Set the environment variable with the port on which the API should listen - override the default port")
-			fs.Duration("api-read-timeout", time.Duration(30)*time.Second, "Set the maximum duration allowed to read a complete request, including the body")
-			fs.Duration("api-process-timeout", time.Duration(30)*time.Second, "Set the maximum duration allowed to process a request")
-			fs.Duration("api-write-timeout", time.Duration(30)*time.Second, "Set the maximum duration before timing out writes of the response")
 			fs.Duration("api-timeout", time.Duration(30)*time.Second, "Set the time limit for requests")
 			fs.String("api-root-path", "/", "Set the root path of the API - for service discovery via URL paths")
 			fs.String("api-trace-header", "Gotenberg-Trace", "Set the header name to use for identifying requests")
 			fs.Bool("api-disable-health-check-logging", false, "Disable health check logging")
 
-			var err error
-			err = multierr.Append(err, fs.MarkDeprecated("api-read-timeout", "use api-timeout instead"))
-			err = multierr.Append(err, fs.MarkDeprecated("api-process-timeout", "use api-timeout instead"))
-			err = multierr.Append(err, fs.MarkDeprecated("api-write-timeout", "use api-timeout instead"))
-
-			if err != nil {
-				panic(fmt.Errorf("create deprecated flags for the api module: %v", err))
-			}
-
 			return fs
 		}(),
 		New: func() gotenberg.Module { return new(Api) },
@@ -184,9 +170,7 @@ func (a *Api) Descriptor() gotenberg.ModuleDescriptor {
 func (a *Api) Provision(ctx *gotenberg.Context) error {
 	flags := ctx.ParsedFlags()
 	a.port = flags.MustInt("api-port")
-	a.readTimeout = flags.MustDeprecatedDuration("api-read-timeout", "api-timeout")
-	a.writeTimeout = flags.MustDeprecatedDuration("api-write-timeout", "api-timeout")
-	a.timeout = flags.MustDeprecatedDuration("api-process-timeout", "api-timeout")
+	a.timeout = flags.MustDuration("api-timeout")
 	a.rootPath = flags.MustString("api-root-path")
 	a.traceHeader = flags.MustString("api-trace-header")
 	a.disableHealthCheckLogging = flags.MustBool("api-disable-health-check-logging")
@@ -373,10 +357,10 @@ func (a *Api) Start() error {
 	a.srv = echo.New()
 	a.srv.HideBanner = true
 	a.srv.HidePort = true
-	a.srv.Server.ReadTimeout = a.readTimeout
+	a.srv.Server.ReadTimeout = a.timeout
 	a.srv.Server.IdleTimeout = a.timeout
 	// See https://github.com/gotenberg/gotenberg/issues/396.
-	a.srv.Server.WriteTimeout = a.writeTimeout + a.writeTimeout
+	a.srv.Server.WriteTimeout = a.timeout + a.timeout
 	a.srv.HTTPErrorHandler = httpErrorHandler()
 
 	// Let's prepare the modules' routes.
diff --git a/pkg/modules/chromium/chromium.go b/pkg/modules/chromium/chromium.go
index 8fc8826b..fc9a9735 100644
--- a/pkg/modules/chromium/chromium.go
+++ b/pkg/modules/chromium/chromium.go
@@ -9,7 +9,6 @@ import (
 
 	"github.com/alexliesenfeld/health"
 	flag "github.com/spf13/pflag"
-	"go.uber.org/multierr"
 	"go.uber.org/zap"
 
 	"github.com/gotenberg/gotenberg/v7/pkg/gotenberg"
@@ -217,18 +216,6 @@ func (mod *Chromium) Descriptor() gotenberg.ModuleDescriptor {
 		ID: "chromium",
 		FlagSet: func() *flag.FlagSet {
 			fs := flag.NewFlagSet("chromium", flag.ExitOnError)
-			// Deprecated flags.
-			fs.String("chromium-user-agent", "", "Override the default User-Agent header")
-			fs.Int("chromium-failed-starts-threshold", 5, "Set the number of consecutive failed starts after which the module is considered unhealthy - 0 means ignore")
-
-			var err error
-			err = multierr.Append(err, fs.MarkDeprecated("chromium-user-agent", "use the extraHttpHeaders form field instead"))
-			err = multierr.Append(err, fs.MarkDeprecated("chromium-failed-starts-threshold", "use the chromium-restart-after property instead"))
-
-			if err != nil {
-				panic(fmt.Errorf("create deprecated flags for the Chromium module: %v", err))
-			}
-
 			fs.Int64("chromium-restart-after", 0, "Number of conversions after which Chromium will automatically restart. Set to 0 to disable this feature")
 			fs.Bool("chromium-auto-start", false, "Automatically launch Chromium upon initialization if set to true; otherwise, Chromium will start at the time of the first conversion")
 			fs.Duration("chromium-start-timeout", time.Duration(10)*time.Second, "Maximum duration to wait for Chromium to start or restart")
@@ -359,22 +346,6 @@ func (mod *Chromium) Stop(ctx context.Context) error {
 // Metrics returns the metrics.
 func (mod *Chromium) Metrics() ([]gotenberg.Metric, error) {
 	return []gotenberg.Metric{
-		{
-			// TODO: remove deprecated.
-			Name:        "chromium_active_instances_count",
-			Description: "Current number of active Chromium instances - deprecated.",
-			Read: func() float64 {
-				return 1
-			},
-		},
-		{
-			// TODO: remove deprecated.
-			Name:        "chromium_failed_starts_count",
-			Description: "Current number of Chromium consecutive starting failures - deprecated.",
-			Read: func() float64 {
-				return 0
-			},
-		},
 		{
 			Name:        "chromium_requests_queue_size",
 			Description: "Current number of Chromium conversion requests waiting to be treated.",
diff --git a/pkg/modules/chromium/chromium_test.go b/pkg/modules/chromium/chromium_test.go
index f66156a0..b35aacd8 100644
--- a/pkg/modules/chromium/chromium_test.go
+++ b/pkg/modules/chromium/chromium_test.go
@@ -334,26 +334,16 @@ func TestChromium_Metrics(t *testing.T) {
 		t.Fatalf("expected no error but got: %v", err)
 	}
 
-	if len(metrics) != 4 {
-		t.Fatalf("expected %d metrics, but got %d", 4, len(metrics))
+	if len(metrics) != 2 {
+		t.Fatalf("expected %d metrics, but got %d", 2, len(metrics))
 	}
 
 	actual := metrics[0].Read()
-	if actual != float64(1) {
-		t.Errorf("expected %f for chromium_active_instances_count, but got %f", float64(1), actual)
-	}
-
-	actual = metrics[1].Read()
-	if actual != float64(0) {
-		t.Errorf("expected %f for chromium_failed_starts_count, but got %f", float64(0), actual)
-	}
-
-	actual = metrics[2].Read()
 	if actual != float64(10) {
 		t.Errorf("expected %f for chromium_requests_queue_size, but got %f", float64(10), actual)
 	}
 
-	actual = metrics[3].Read()
+	actual = metrics[1].Read()
 	if actual != float64(0) {
 		t.Errorf("expected %f for chromium_restarts_count, but got %f", float64(0), actual)
 	}
diff --git a/pkg/modules/chromium/routes.go b/pkg/modules/chromium/routes.go
index fbc4107a..83e8e80b 100644
--- a/pkg/modules/chromium/routes.go
+++ b/pkg/modules/chromium/routes.go
@@ -31,7 +31,6 @@ func FormDataChromiumPdfOptions(ctx *api.Context) (*api.FormData, Options) {
 		waitDelay                                        time.Duration
 		waitWindowStatus                                 string
 		waitForExpression                                string
-		userAgent                                        string
 		extraHttpHeaders                                 map[string]string
 		emulatedMediaType                                string
 		landscape, printBackground, omitBackground       bool
@@ -47,7 +46,6 @@ func FormDataChromiumPdfOptions(ctx *api.Context) (*api.FormData, Options) {
 		Duration("waitDelay", &waitDelay, defaultOptions.WaitDelay).
 		String("waitWindowStatus", &waitWindowStatus, defaultOptions.WaitWindowStatus).
 		String("waitForExpression", &waitForExpression, defaultOptions.WaitForExpression).
-		String("userAgent", &userAgent, ""). // FIXME: deprecated.
 		Custom("extraHttpHeaders", func(value string) error {
 			if value == "" {
 				extraHttpHeaders = defaultOptions.ExtraHttpHeaders
@@ -92,17 +90,6 @@ func FormDataChromiumPdfOptions(ctx *api.Context) (*api.FormData, Options) {
 		Content("footer.html", &footerTemplate, defaultOptions.FooterTemplate).
 		Bool("preferCssPageSize", &preferCssPageSize, defaultOptions.PreferCssPageSize)
 
-	// FIXME: deprecated.
-	if userAgent != "" {
-		ctx.Log().Warn("'userAgent' is deprecated; prefer the 'extraHttpHeaders' form field instead")
-
-		if extraHttpHeaders == nil {
-			extraHttpHeaders = make(map[string]string)
-		}
-
-		extraHttpHeaders["User-Agent"] = userAgent
-	}
-
 	options := Options{
 		FailOnConsoleExceptions: failOnConsoleExceptions,
 		WaitDelay:               waitDelay,
@@ -133,31 +120,16 @@ func FormDataChromiumPdfOptions(ctx *api.Context) (*api.FormData, Options) {
 // data. Fallback to default value if the considered key is not present.
 func FormDataChromiumPdfFormats(ctx *api.Context) gotenberg.PdfFormats {
 	var (
-		pdfFormat string
-		pdfa      string
-		pdfua     bool
+		pdfa  string
+		pdfua bool
 	)
 
 	ctx.FormData().
-		String("pdfFormat", &pdfFormat, "").
 		String("pdfa", &pdfa, "").
 		Bool("pdfua", &pdfua, false)
 
-	// FIXME: deprecated.
-	// pdfa > pdfFormat.
-	var actualPdfArchive string
-
-	if pdfFormat != "" {
-		ctx.Log().Warn("'pdfFormat' is deprecated; prefer the 'pdfa' form field instead")
-		actualPdfArchive = pdfFormat
-	}
-
-	if pdfa != "" {
-		actualPdfArchive = pdfa
-	}
-
 	return gotenberg.PdfFormats{
-		PdfA:  actualPdfArchive,
+		PdfA:  pdfa,
 		PdfUa: pdfua,
 	}
 }
diff --git a/pkg/modules/chromium/routes_test.go b/pkg/modules/chromium/routes_test.go
index d215730d..f1e8cace 100644
--- a/pkg/modules/chromium/routes_test.go
+++ b/pkg/modules/chromium/routes_test.go
@@ -28,25 +28,6 @@ func TestFormDataChromiumPdfOptions(t *testing.T) {
 			ctx:             &api.ContextMock{Context: new(api.Context)},
 			expectedOptions: DefaultOptions(),
 		},
-		{
-			scenario: "deprecated userAgent form field",
-			ctx: func() *api.ContextMock {
-				ctx := &api.ContextMock{Context: new(api.Context)}
-				ctx.SetValues(map[string][]string{
-					"userAgent": {
-						"foo",
-					},
-				})
-				return ctx
-			}(),
-			expectedOptions: func() Options {
-				options := DefaultOptions()
-				options.ExtraHttpHeaders = map[string]string{
-					"User-Agent": "foo",
-				}
-				return options
-			}(),
-		},
 		{
 			scenario: "invalid extraHttpHeaders form field",
 			ctx: func() *api.ContextMock {
@@ -132,19 +113,6 @@ func TestFormDataChromiumPdfFormats(t *testing.T) {
 			ctx:                &api.ContextMock{Context: new(api.Context)},
 			expectedPdfFormats: gotenberg.PdfFormats{},
 		},
-		{
-			scenario: "deprecated pdfFormat form field",
-			ctx: func() *api.ContextMock {
-				ctx := &api.ContextMock{Context: new(api.Context)}
-				ctx.SetValues(map[string][]string{
-					"pdfFormat": {
-						"foo",
-					},
-				})
-				return ctx
-			}(),
-			expectedPdfFormats: gotenberg.PdfFormats{PdfA: "foo"},
-		},
 		{
 			scenario: "pdfa and pdfua form fields",
 			ctx: func() *api.ContextMock {
@@ -726,7 +694,7 @@ func TestConvertUrl(t *testing.T) {
 			expectOutputPathsCount: 0,
 		},
 		{
-			scenario: "success with pdfFormat form field",
+			scenario: "success with pdfa form field",
 			ctx:      &api.ContextMock{Context: new(api.Context)},
 			api: &ApiMock{func(ctx context.Context, logger *zap.Logger, url, outputPath string, options Options) error {
 				return nil
diff --git a/pkg/modules/libreoffice/api/api.go b/pkg/modules/libreoffice/api/api.go
index b5ac69d1..5faef49b 100644
--- a/pkg/modules/libreoffice/api/api.go
+++ b/pkg/modules/libreoffice/api/api.go
@@ -47,7 +47,6 @@ type Options struct {
 	Landscape bool
 
 	// PageRanges allows to select the pages to convert.
-	// TODO: should prefer a method form PdfEngine.
 	// Optional.
 	PageRanges string
 
@@ -80,21 +79,6 @@ func (a *Api) Descriptor() gotenberg.ModuleDescriptor {
 		ID: "libreoffice-api",
 		FlagSet: func() *flag.FlagSet {
 			fs := flag.NewFlagSet("api", flag.ExitOnError)
-
-			// Deprecated flags.
-			fs.Duration("uno-listener-start-timeout", time.Duration(10)*time.Second, "Time limit for restarting the LibreOffice")
-			fs.Int64("uno-listener-restart-threshold", 10, "Conversions limit after which the LibreOffice listener is restarted - 0 means no restart")
-			fs.Bool("unoconv-disable-listener", false, "Do not start a long-running listener - save resources in detriment of unitary performance")
-
-			var err error
-			err = multierr.Append(err, fs.MarkDeprecated("uno-listener-start-timeout", "use the libreOffice-start-timeout property instead"))
-			err = multierr.Append(err, fs.MarkDeprecated("uno-listener-restart-threshold", "use the libreOffice-restart-after property instead"))
-			err = multierr.Append(err, fs.MarkDeprecated("unoconv-disable-listener", "use the libreOffice-auto-start property instead"))
-
-			if err != nil {
-				panic(fmt.Errorf("create deprecated flags for the LibreOffice module: %v", err))
-			}
-
 			fs.Int64("libreoffice-restart-after", 10, "Number of conversions after which LibreOffice will automatically restart. Set to 0 to disable this feature")
 			fs.Bool("libreoffice-auto-start", false, "Automatically launch LibreOffice upon initialization if set to true; otherwise, LibreOffice will start at the time of the first conversion")
 			fs.Duration("libreoffice-start-timeout", time.Duration(10)*time.Second, "Maximum duration to wait for LibreOffice to start or restart")
@@ -123,7 +107,7 @@ func (a *Api) Provision(ctx *gotenberg.Context) error {
 	a.args = libreOfficeArguments{
 		binPath:      libreOfficeBinPath,
 		unoBinPath:   unoBinPath,
-		startTimeout: flags.MustDeprecatedDuration("uno-listener-start-timeout", "libreoffice-start-timeout"),
+		startTimeout: flags.MustDuration("libreoffice-start-timeout"),
 	}
 
 	// Logger.
@@ -139,7 +123,7 @@ func (a *Api) Provision(ctx *gotenberg.Context) error {
 
 	// Process.
 	a.libreOffice = newLibreOfficeProcess(a.args)
-	a.supervisor = gotenberg.NewProcessSupervisor(a.logger, a.libreOffice, flags.MustDeprecatedInt64("uno-listener-restart-threshold", "libreoffice-restart-after"))
+	a.supervisor = gotenberg.NewProcessSupervisor(a.logger, a.libreOffice, flags.MustInt64("libreoffice-restart-after"))
 
 	return nil
 }
@@ -204,46 +188,6 @@ func (a *Api) Stop(ctx context.Context) error {
 // Metrics returns the metrics.
 func (a *Api) Metrics() ([]gotenberg.Metric, error) {
 	return []gotenberg.Metric{
-		// TODO: remove deprecated.
-		{
-			Name:        "unoconv_active_instances_count",
-			Description: "Current number of active unoconv instances - deprecated.",
-			Read: func() float64 {
-				return 1
-			},
-		},
-		// TODO: remove deprecated.
-		{
-			Name:        "libreoffice_listener_active_instances_count",
-			Description: "Current number of active LibreOffice listener instances - deprecated.",
-			Read: func() float64 {
-				return 1
-			},
-		},
-		// TODO: remove deprecated.
-		{
-			Name:        "unoconv_listener_active_instances_count",
-			Description: "Current number of active unoconv listener instances- deprecated.",
-			Read: func() float64 {
-				return 1
-			},
-		},
-		// TODO: remove deprecated.
-		{
-			Name:        "libreoffice_listener_queue_length",
-			Description: "Current number of processes in the LibreOffice listener queue - deprecated, prefer libreoffice_requests_queue_size.",
-			Read: func() float64 {
-				return float64(a.supervisor.ReqQueueSize())
-			},
-		},
-		// TODO: remove deprecated.
-		{
-			Name:        "unoconv_listener_queue_length",
-			Description: "Current number of processes in the queue - deprecated, prefer libreoffice_requests_queue_size.",
-			Read: func() float64 {
-				return float64(a.supervisor.ReqQueueSize())
-			},
-		},
 		{
 			Name:        "libreoffice_requests_queue_size",
 			Description: "Current number of LibreOffice conversion requests waiting to be treated.",
diff --git a/pkg/modules/libreoffice/api/api_test.go b/pkg/modules/libreoffice/api/api_test.go
index aa220fb7..44d4d014 100644
--- a/pkg/modules/libreoffice/api/api_test.go
+++ b/pkg/modules/libreoffice/api/api_test.go
@@ -284,41 +284,16 @@ func TestApi_Metrics(t *testing.T) {
 		t.Fatalf("expected no error but got: %v", err)
 	}
 
-	if len(metrics) != 7 {
-		t.Fatalf("expected %d metrics, but got %d", 7, len(metrics))
+	if len(metrics) != 2 {
+		t.Fatalf("expected %d metrics, but got %d", 2, len(metrics))
 	}
 
 	actual := metrics[0].Read()
-	if actual != float64(1) {
-		t.Errorf("expected %f for unoconv_active_instances_count, but got %f", float64(1), actual)
-	}
-
-	actual = metrics[1].Read()
-	if actual != float64(1) {
-		t.Errorf("expected %f for libreoffice_listener_active_instances_count, but got %f", float64(1), actual)
-	}
-
-	actual = metrics[2].Read()
-	if actual != float64(1) {
-		t.Errorf("expected %f for unoconv_listener_active_instances_count, but got %f", float64(1), actual)
-	}
-
-	actual = metrics[3].Read()
-	if actual != float64(10) {
-		t.Errorf("expected %f for libreoffice_listener_queue_length, but got %f", float64(10), actual)
-	}
-
-	actual = metrics[4].Read()
-	if actual != float64(10) {
-		t.Errorf("expected %f for unoconv_listener_queue_length, but got %f", float64(10), actual)
-	}
-
-	actual = metrics[5].Read()
 	if actual != float64(10) {
 		t.Errorf("expected %f for libreoffice_requests_queue_size, but got %f", float64(10), actual)
 	}
 
-	actual = metrics[6].Read()
+	actual = metrics[1].Read()
 	if actual != float64(0) {
 		t.Errorf("expected %f for libreoffice_restarts_count, but got %f", float64(0), actual)
 	}
diff --git a/pkg/modules/libreoffice/routes.go b/pkg/modules/libreoffice/routes.go
index 7f749f63..9154cc54 100644
--- a/pkg/modules/libreoffice/routes.go
+++ b/pkg/modules/libreoffice/routes.go
@@ -24,25 +24,19 @@ func convertRoute(libreOffice libreofficeapi.Uno, engine gotenberg.PdfEngine) ap
 
 			// Let's get the data from the form and validate them.
 			var (
-				inputPaths         []string
-				landscape          bool
-				nativePageRanges   string
-				nativePdfA1aFormat bool
-				nativePdfFormat    string
-				pdfFormat          string
-				pdfa               string
-				pdfua              bool
-				nativePdfFormats   bool
-				merge              bool
+				inputPaths       []string
+				landscape        bool
+				nativePageRanges string
+				pdfa             string
+				pdfua            bool
+				nativePdfFormats bool
+				merge            bool
 			)
 
 			err := ctx.FormData().
 				MandatoryPaths(libreOffice.Extensions(), &inputPaths).
 				Bool("landscape", &landscape, false).
 				String("nativePageRanges", &nativePageRanges, "").
-				Bool("nativePdfA1aFormat", &nativePdfA1aFormat, false).
-				String("nativePdfFormat", &nativePdfFormat, "").
-				String("pdfFormat", &pdfFormat, "").
 				String("pdfa", &pdfa, "").
 				Bool("pdfua", &pdfua, false).
 				Bool("nativePdfFormats", &nativePdfFormats, true).
@@ -52,42 +46,8 @@ func convertRoute(libreOffice libreofficeapi.Uno, engine gotenberg.PdfEngine) ap
 				return fmt.Errorf("validate form data: %w", err)
 			}
 
-			// FIXME: deprecated.
-			// pdfa > nativePdfFormat > pdfFormat > nativePdfA1aFormat.
-			var (
-				actualPdfArchive string
-				nativeFormats    bool
-			)
-
-			if nativePdfA1aFormat {
-				ctx.Log().Warn("'nativePdfA1aFormat' is deprecated; prefer the 'pdfa' form field instead")
-				actualPdfArchive = gotenberg.PdfA1a
-				nativeFormats = true
-			}
-
-			if pdfFormat != "" {
-				ctx.Log().Warn("'pdfFormat' is deprecated; prefer the 'pdfa' form field instead")
-				actualPdfArchive = pdfFormat
-				nativeFormats = false
-			}
-
-			if nativePdfFormat != "" {
-				ctx.Log().Warn("'nativePdfFormat' is deprecated; prefer the 'pdfa' form field instead")
-				actualPdfArchive = nativePdfFormat
-				nativeFormats = true
-			}
-
-			if pdfa != "" {
-				actualPdfArchive = pdfa
-				nativeFormats = nativePdfFormats
-			}
-
-			if pdfua {
-				nativeFormats = nativePdfFormats
-			}
-
 			pdfFormats := gotenberg.PdfFormats{
-				PdfA:  actualPdfArchive,
+				PdfA:  pdfa,
 				PdfUa: pdfua,
 			}
 
@@ -101,7 +61,7 @@ func convertRoute(libreOffice libreofficeapi.Uno, engine gotenberg.PdfEngine) ap
 					PageRanges: nativePageRanges,
 				}
 
-				if nativeFormats {
+				if nativePdfFormats {
 					options.PdfFormats = pdfFormats
 				}
 
@@ -132,7 +92,7 @@ func convertRoute(libreOffice libreofficeapi.Uno, engine gotenberg.PdfEngine) ap
 				// Now, let's check if the client want to convert this result
 				// PDF to specific PDF formats.
 				zeroValued := gotenberg.PdfFormats{}
-				if !nativeFormats && pdfFormats != zeroValued {
+				if !nativePdfFormats && pdfFormats != zeroValued {
 					convertInputPath := outputPath
 					convertOutputPath := ctx.GeneratePath(".pdf")
 
@@ -169,7 +129,7 @@ func convertRoute(libreOffice libreofficeapi.Uno, engine gotenberg.PdfEngine) ap
 			// Ok, we don't have to merge the PDFs. Let's check if the client
 			// want to convert each PDF to a specific PDF format.
 			zeroValued := gotenberg.PdfFormats{}
-			if !nativeFormats && pdfFormats != zeroValued {
+			if !nativePdfFormats && pdfFormats != zeroValued {
 				convertOutputPaths := make([]string, len(outputPaths))
 
 				for i, outputPath := range outputPaths {
diff --git a/pkg/modules/libreoffice/routes_test.go b/pkg/modules/libreoffice/routes_test.go
index b3d42b43..3d4687e8 100644
--- a/pkg/modules/libreoffice/routes_test.go
+++ b/pkg/modules/libreoffice/routes_test.go
@@ -88,9 +88,12 @@ func TestConvertRoute(t *testing.T) {
 					"document.docx": "/document.docx",
 				})
 				ctx.SetValues(map[string][]string{
-					"pdfFormat": {
+					"pdfa": {
 						"foo",
 					},
+					"nativePdfFormats": {
+						"false",
+					},
 				})
 				return ctx
 			}(),
@@ -120,9 +123,12 @@ func TestConvertRoute(t *testing.T) {
 					"document.docx": "/document.docx",
 				})
 				ctx.SetValues(map[string][]string{
-					"pdfFormat": {
+					"pdfa": {
 						gotenberg.PdfA1a,
 					},
+					"nativePdfFormats": {
+						"false",
+					},
 				})
 				return ctx
 			}(),
@@ -209,7 +215,7 @@ func TestConvertRoute(t *testing.T) {
 			expectOutputPathsCount: 2,
 		},
 		{
-			scenario: "success with non-native PDF/A (single file)",
+			scenario: "success with non-native PDF/A & PDF/UA (single file)",
 			ctx: func() *api.ContextMock {
 				ctx := &api.ContextMock{Context: new(api.Context)}
 				ctx.SetFiles(map[string]string{
@@ -219,6 +225,9 @@ func TestConvertRoute(t *testing.T) {
 					"pdfa": {
 						gotenberg.PdfA1a,
 					},
+					"pdfua": {
+						"true",
+					},
 					"nativePdfFormats": {
 						"false",
 					},
@@ -243,31 +252,19 @@ func TestConvertRoute(t *testing.T) {
 			expectOutputPathsCount: 1,
 		},
 		{
-			scenario: "success with every non-native PDF/A & PDF/UA form fields (single file)",
+			scenario: "success with native PDF/A & PDF/UA (single file)",
 			ctx: func() *api.ContextMock {
 				ctx := &api.ContextMock{Context: new(api.Context)}
 				ctx.SetFiles(map[string]string{
 					"document.docx": "/document.docx",
 				})
 				ctx.SetValues(map[string][]string{
-					"nativePdfA1aFormat": {
-						"true",
-					},
-					"pdfFormat": {
-						gotenberg.PdfA1a,
-					},
-					"nativePdfFormat": {
-						gotenberg.PdfA1a,
-					},
 					"pdfa": {
 						gotenberg.PdfA1a,
 					},
 					"pdfua": {
 						"true",
 					},
-					"nativePdfFormats": {
-						"false",
-					},
 				})
 				return ctx
 			}(),
@@ -469,7 +466,7 @@ func TestConvertRoute(t *testing.T) {
 			expectOutputPathsCount: 1,
 		},
 		{
-			scenario: "success with non-native PDF/A (merge)",
+			scenario: "success with non-native PDF/A & PDF/UA (merge)",
 			ctx: func() *api.ContextMock {
 				ctx := &api.ContextMock{Context: new(api.Context)}
 				ctx.SetFiles(map[string]string{
@@ -483,6 +480,53 @@ func TestConvertRoute(t *testing.T) {
 					"pdfa": {
 						gotenberg.PdfA1a,
 					},
+					"pdfua": {
+						"true",
+					},
+					"nativePdfFormats": {
+						"false",
+					},
+				})
+				return ctx
+			}(),
+			libreOffice: &libreofficeapi.ApiMock{
+				PdfMock: func(ctx context.Context, logger *zap.Logger, inputPath, outputPath string, options libreofficeapi.Options) error {
+					return nil
+				},
+				ExtensionsMock: func() []string {
+					return []string{".docx"}
+				},
+			},
+			engine: &gotenberg.PdfEngineMock{
+				MergeMock: func(ctx context.Context, logger *zap.Logger, inputPaths []string, outputPath string) error {
+					return nil
+				},
+				ConvertMock: func(ctx context.Context, logger *zap.Logger, formats gotenberg.PdfFormats, inputPath, outputPath string) error {
+					return nil
+				},
+			},
+			expectError:            false,
+			expectHttpError:        false,
+			expectOutputPathsCount: 1,
+		},
+		{
+			scenario: "success with non-native PDF/A & PDF/UA (merge)",
+			ctx: func() *api.ContextMock {
+				ctx := &api.ContextMock{Context: new(api.Context)}
+				ctx.SetFiles(map[string]string{
+					"document.docx":  "/document.docx",
+					"document2.docx": "/document2.docx",
+				})
+				ctx.SetValues(map[string][]string{
+					"merge": {
+						"true",
+					},
+					"pdfa": {
+						gotenberg.PdfA1a,
+					},
+					"pdfua": {
+						"true",
+					},
 					"nativePdfFormats": {
 						"false",
 					},
diff --git a/pkg/modules/pdfengines/pdfengines.go b/pkg/modules/pdfengines/pdfengines.go
index 0b8954b9..7cfa0550 100644
--- a/pkg/modules/pdfengines/pdfengines.go
+++ b/pkg/modules/pdfengines/pdfengines.go
@@ -54,18 +54,6 @@ func (mod *PdfEngines) Provision(ctx *gotenberg.Context) error {
 	names := flags.MustStringSlice("pdfengines-engines")
 	mod.disableRoutes = flags.MustBool("pdfengines-disable-routes")
 
-	loggerProvider, err := ctx.Module(new(gotenberg.LoggerProvider))
-	if err != nil {
-		return fmt.Errorf("get logger provider: %w", err)
-	}
-
-	logger, err := loggerProvider.(gotenberg.LoggerProvider).Logger(mod)
-	if err != nil {
-		return fmt.Errorf("get logger: %w", err)
-	}
-
-	logger = logger.Named("pdfengines")
-
 	engines, err := ctx.Modules(new(gotenberg.PdfEngine))
 	if err != nil {
 		return fmt.Errorf("get PDF engines: %w", err)
@@ -81,13 +69,13 @@ func (mod *PdfEngines) Provision(ctx *gotenberg.Context) error {
 		// Selection from user.
 		mod.names = names
 
-		for i, name := range names {
-			// FIXME: deprecated.
-			if name == "unoconv-pdfengine" || name == "uno-pdfengine" {
-				logger.Warn(fmt.Sprintf("%s is deprecated; prefer libreoffice-pdfengine instead", name))
-				mod.names[i] = "libreoffice-pdfengine"
-			}
-		}
+		// Example in case of deprecated module name.
+		//for i, name := range names {
+		//	if name == "unoconv-pdfengine" || name == "uno-pdfengine" {
+		//		logger.Warn(fmt.Sprintf("%s is deprecated; prefer libreoffice-pdfengine instead", name))
+		//		mod.names[i] = "libreoffice-pdfengine"
+		//	}
+		//}
 
 		return nil
 	}
diff --git a/pkg/modules/pdfengines/pdfengines_test.go b/pkg/modules/pdfengines/pdfengines_test.go
index 1f785f3d..f85d91b2 100644
--- a/pkg/modules/pdfengines/pdfengines_test.go
+++ b/pkg/modules/pdfengines/pdfengines_test.go
@@ -6,8 +6,6 @@ import (
 	"strings"
 	"testing"
 
-	"go.uber.org/zap"
-
 	"github.com/gotenberg/gotenberg/v7/pkg/gotenberg"
 )
 
@@ -34,16 +32,12 @@ func TestPdfEngines_Provision(t *testing.T) {
 			ctx: func() *gotenberg.Context {
 				provider := &struct {
 					gotenberg.ModuleMock
-					gotenberg.LoggerProviderMock
 				}{}
 				provider.DescriptorMock = func() gotenberg.ModuleDescriptor {
 					return gotenberg.ModuleDescriptor{ID: "foo", New: func() gotenberg.Module {
 						return provider
 					}}
 				}
-				provider.LoggerMock = func(mod gotenberg.Module) (*zap.Logger, error) {
-					return zap.NewNop(), nil
-				}
 
 				engine := &struct {
 					gotenberg.ModuleMock
@@ -75,17 +69,12 @@ func TestPdfEngines_Provision(t *testing.T) {
 			ctx: func() *gotenberg.Context {
 				provider := &struct {
 					gotenberg.ModuleMock
-					gotenberg.LoggerProviderMock
 				}{}
 				provider.DescriptorMock = func() gotenberg.ModuleDescriptor {
 					return gotenberg.ModuleDescriptor{ID: "foo", New: func() gotenberg.Module {
 						return provider
 					}}
 				}
-				provider.LoggerMock = func(mod gotenberg.Module) (*zap.Logger, error) {
-					return zap.NewNop(), nil
-				}
-
 				engine1 := &struct {
 					gotenberg.ModuleMock
 					gotenberg.ValidatorMock
@@ -130,108 +119,17 @@ func TestPdfEngines_Provision(t *testing.T) {
 			expectedPdfEngines: []string{"b", "a"},
 			expectError:        false,
 		},
-		{
-			scenario: "user select deprecated unoconv-pdfengine",
-			ctx: func() *gotenberg.Context {
-				provider := &struct {
-					gotenberg.ModuleMock
-					gotenberg.LoggerProviderMock
-				}{}
-				provider.DescriptorMock = func() gotenberg.ModuleDescriptor {
-					return gotenberg.ModuleDescriptor{ID: "foo", New: func() gotenberg.Module {
-						return provider
-					}}
-				}
-				provider.LoggerMock = func(mod gotenberg.Module) (*zap.Logger, error) {
-					return zap.NewNop(), nil
-				}
-
-				engine := &struct {
-					gotenberg.ModuleMock
-					gotenberg.ValidatorMock
-					gotenberg.PdfEngineMock
-				}{}
-				engine.DescriptorMock = func() gotenberg.ModuleDescriptor {
-					return gotenberg.ModuleDescriptor{ID: "libreoffice-pdfengine", New: func() gotenberg.Module { return engine }}
-				}
-				engine.ValidateMock = func() error {
-					return nil
-				}
-
-				fs := new(PdfEngines).Descriptor().FlagSet
-				err := fs.Parse([]string{"--pdfengines-engines=unoconv-pdfengine"})
-				if err != nil {
-					t.Fatalf("expected no error but got: %v", err)
-				}
-
-				return gotenberg.NewContext(
-					gotenberg.ParsedFlags{
-						FlagSet: fs,
-					},
-					[]gotenberg.ModuleDescriptor{
-						provider.Descriptor(),
-						engine.Descriptor(),
-					},
-				)
-			}(),
-			expectedPdfEngines: []string{"libreoffice-pdfengine"},
-			expectError:        false,
-		},
-		{
-			scenario: "no logger provider",
-			ctx: func() *gotenberg.Context {
-				return gotenberg.NewContext(
-					gotenberg.ParsedFlags{
-						FlagSet: new(PdfEngines).Descriptor().FlagSet,
-					},
-					[]gotenberg.ModuleDescriptor{},
-				)
-			}(),
-			expectError: true,
-		},
-		{
-			scenario: "no logger from logger provider",
-			ctx: func() *gotenberg.Context {
-				provider := &struct {
-					gotenberg.ModuleMock
-					gotenberg.LoggerProviderMock
-				}{}
-				provider.DescriptorMock = func() gotenberg.ModuleDescriptor {
-					return gotenberg.ModuleDescriptor{ID: "foo", New: func() gotenberg.Module {
-						return provider
-					}}
-				}
-				provider.LoggerMock = func(mod gotenberg.Module) (*zap.Logger, error) {
-					return nil, errors.New("foo")
-				}
-
-				return gotenberg.NewContext(
-					gotenberg.ParsedFlags{
-						FlagSet: new(PdfEngines).Descriptor().FlagSet,
-					},
-					[]gotenberg.ModuleDescriptor{
-						provider.Descriptor(),
-					},
-				)
-			}(),
-			expectError: true,
-		},
 		{
 			scenario: "no valid PDF engine",
 			ctx: func() *gotenberg.Context {
 				provider := &struct {
 					gotenberg.ModuleMock
-					gotenberg.LoggerProviderMock
 				}{}
 				provider.DescriptorMock = func() gotenberg.ModuleDescriptor {
 					return gotenberg.ModuleDescriptor{ID: "foo", New: func() gotenberg.Module {
 						return provider
 					}}
 				}
-				provider.LoggerMock = func(mod gotenberg.Module) (*zap.Logger, error) {
-					return zap.NewNop(), nil
-				}
-
 				engine := &struct {
 					gotenberg.ModuleMock
 					gotenberg.ValidatorMock
diff --git a/pkg/modules/pdfengines/routes.go b/pkg/modules/pdfengines/routes.go
index ecf002f6..c55a12e9 100644
--- a/pkg/modules/pdfengines/routes.go
+++ b/pkg/modules/pdfengines/routes.go
@@ -23,14 +23,12 @@ func mergeRoute(engine gotenberg.PdfEngine) api.Route {
 			// Let's get the data from the form and validate them.
 			var (
 				inputPaths []string
-				pdfFormat  string
 				pdfa       string
 				pdfua      bool
 			)
 
 			err := ctx.FormData().
 				MandatoryPaths([]string{".pdf"}, &inputPaths).
-				String("pdfFormat", &pdfFormat, "").
 				String("pdfa", &pdfa, "").
 				Bool("pdfua", &pdfua, false).
 				Validate()
@@ -38,20 +36,8 @@ func mergeRoute(engine gotenberg.PdfEngine) api.Route {
 				return fmt.Errorf("validate form data: %w", err)
 			}
 
-			var actualPdfArchive string
-
-			if pdfFormat != "" {
-				// FIXME: deprecated
-				ctx.Log().Warn("'pdfFormat' is deprecated; prefer the 'pdfa' form field instead")
-				actualPdfArchive = pdfFormat
-			}
-
-			if pdfa != "" {
-				actualPdfArchive = pdfa
-			}
-
 			pdfFormats := gotenberg.PdfFormats{
-				PdfA:  actualPdfArchive,
+				PdfA:  pdfa,
 				PdfUa: pdfua,
 			}
 
@@ -118,14 +104,12 @@ func convertRoute(engine gotenberg.PdfEngine) api.Route {
 			// Let's get the data from the form and validate them.
 			var (
 				inputPaths []string
-				pdfFormat  string
 				pdfa       string
 				pdfua      bool
 			)
 
 			err := ctx.FormData().
 				MandatoryPaths([]string{".pdf"}, &inputPaths).
-				String("pdfFormat", &pdfFormat, "").
 				String("pdfa", &pdfa, "").
 				Bool("pdfua", &pdfua, false).
 				Validate()
@@ -133,20 +117,8 @@ func convertRoute(engine gotenberg.PdfEngine) api.Route {
 				return fmt.Errorf("validate form data: %w", err)
 			}
 
-			var actualPdfArchive string
-
-			if pdfFormat != "" {
-				// FIXME: deprecated.
-				ctx.Log().Warn("'pdfFormat' is deprecated; prefer the 'pdfa' form field instead")
-				actualPdfArchive = pdfFormat
-			}
-
-			if pdfa != "" {
-				actualPdfArchive = pdfa
-			}
-
 			pdfFormats := gotenberg.PdfFormats{
-				PdfA:  actualPdfArchive,
+				PdfA:  pdfa,
 				PdfUa: pdfua,
 			}
 
diff --git a/pkg/modules/pdfengines/routes_test.go b/pkg/modules/pdfengines/routes_test.go
index cf71be10..41f6e52f 100644
--- a/pkg/modules/pdfengines/routes_test.go
+++ b/pkg/modules/pdfengines/routes_test.go
@@ -145,7 +145,7 @@ func TestMergeHandler(t *testing.T) {
 			expectOutputPathsCount: 0,
 		},
 		{
-			scenario: "success with every  PDF/A & PDF/UA form fields",
+			scenario: "success with PDF/A & PDF/UA form fields",
 			ctx: func() *api.ContextMock {
 				ctx := &api.ContextMock{Context: new(api.Context)}
 				ctx.SetFiles(map[string]string{
@@ -153,9 +153,6 @@ func TestMergeHandler(t *testing.T) {
 					"file2.pdf": "/file2.pdf",
 				})
 				ctx.SetValues(map[string][]string{
-					"pdfFormat": {
-						gotenberg.PdfA1a,
-					},
 					"pdfa": {
 						gotenberg.PdfA1a,
 					},
@@ -322,16 +319,13 @@ func TestConvertHandler(t *testing.T) {
 			expectOutputPathsCount: 0,
 		},
 		{
-			scenario: "success with every  PDF/A & PDF/UA form fields (single file)",
+			scenario: "success with PDF/A & PDF/UA form fields (single file)",
 			ctx: func() *api.ContextMock {
 				ctx := &api.ContextMock{Context: new(api.Context)}
 				ctx.SetFiles(map[string]string{
 					"file.pdf": "/file.pdf",
 				})
 				ctx.SetValues(map[string][]string{
-					"pdfFormat": {
-						gotenberg.PdfA1a,
-					},
 					"pdfa": {
 						gotenberg.PdfA1a,
 					},
@@ -351,7 +345,7 @@ func TestConvertHandler(t *testing.T) {
 			expectOutputPathsCount: 1,
 		},
 		{
-			scenario: "success with every  PDF/A & PDF/UA form fields (many files)",
+			scenario: "success with PDF/A & PDF/UA form fields (many files)",
 			ctx: func() *api.ContextMock {
 				ctx := &api.ContextMock{Context: new(api.Context)}
 				ctx.SetFiles(map[string]string{
@@ -359,9 +353,6 @@ func TestConvertHandler(t *testing.T) {
 					"file2.pdf": "/file2.pdf",
 				})
 				ctx.SetValues(map[string][]string{
-					"pdfFormat": {
-						gotenberg.PdfA1a,
-					},
 					"pdfa": {
 						gotenberg.PdfA1a,
 					},
diff --git a/pkg/modules/pdftk/pdftk.go b/pkg/modules/pdftk/pdftk.go
index f3e2e2ff..f5e60f52 100644
--- a/pkg/modules/pdftk/pdftk.go
+++ b/pkg/modules/pdftk/pdftk.go
@@ -5,7 +5,6 @@ import (
 	"errors"
 	"fmt"
 	"os"
-	"sync"
 
 	"go.uber.org/zap"
 
@@ -52,23 +51,6 @@ func (engine *PdfTk) Validate() error {
 	return nil
 }
 
-// Metrics returns the metrics.
-func (engine *PdfTk) Metrics() ([]gotenberg.Metric, error) {
-	// TODO: remove deprecated.
-	return []gotenberg.Metric{
-		{
-			Name:        "pdftk_active_instances_count",
-			Description: "Current number of active PDFtk instances - deprecated.",
-			Read: func() float64 {
-				activeInstancesCountMu.RLock()
-				defer activeInstancesCountMu.RUnlock()
-
-				return activeInstancesCount
-			},
-		},
-	}, nil
-}
-
 // Merge combines multiple PDFs into a single PDF.
 func (engine *PdfTk) Merge(ctx context.Context, logger *zap.Logger, inputPaths []string, outputPath string) error {
 	var args []string
@@ -80,16 +62,7 @@ func (engine *PdfTk) Merge(ctx context.Context, logger *zap.Logger, inputPaths [
 		return fmt.Errorf("create command: %w", err)
 	}
 
-	activeInstancesCountMu.Lock()
-	activeInstancesCount += 1
-	activeInstancesCountMu.Unlock()
-
 	_, err = cmd.Exec()
-
-	activeInstancesCountMu.Lock()
-	activeInstancesCount -= 1
-	activeInstancesCountMu.Unlock()
-
 	if err == nil {
 		return nil
 	}
@@ -102,16 +75,10 @@ func (engine *PdfTk) Convert(ctx context.Context, logger *zap.Logger, formats go
 	return fmt.Errorf("convert PDF to '%+v' with PDFtk: %w", formats, gotenberg.ErrPdfEngineMethodNotSupported)
 }
 
-var (
-	activeInstancesCount   float64
-	activeInstancesCountMu sync.RWMutex
-)
-
 // Interface guards.
 var (
-	_ gotenberg.Module          = (*PdfTk)(nil)
-	_ gotenberg.Provisioner     = (*PdfTk)(nil)
-	_ gotenberg.Validator       = (*PdfTk)(nil)
-	_ gotenberg.MetricsProvider = (*PdfTk)(nil)
-	_ gotenberg.PdfEngine       = (*PdfTk)(nil)
+	_ gotenberg.Module      = (*PdfTk)(nil)
+	_ gotenberg.Provisioner = (*PdfTk)(nil)
+	_ gotenberg.Validator   = (*PdfTk)(nil)
+	_ gotenberg.PdfEngine   = (*PdfTk)(nil)
 )
diff --git a/pkg/modules/pdftk/pdftk_test.go b/pkg/modules/pdftk/pdftk_test.go
index 3defe0a1..27a71b71 100644
--- a/pkg/modules/pdftk/pdftk_test.go
+++ b/pkg/modules/pdftk/pdftk_test.go
@@ -71,22 +71,6 @@ func TestPdfTk_Validate(t *testing.T) {
 	}
 }
 
-func TestPdfTk_Metrics(t *testing.T) {
-	metrics, err := new(PdfTk).Metrics()
-	if err != nil {
-		t.Fatalf("expected no error but got: %v", err)
-	}
-
-	if len(metrics) != 1 {
-		t.Fatalf("expected %d metrics, but got %d", 1, len(metrics))
-	}
-
-	actual := metrics[0].Read()
-	if actual != 0 {
-		t.Errorf("expected %d PDFtk instances, but got %f", 0, actual)
-	}
-}
-
 func TestPdfTk_Merge(t *testing.T) {
 	for _, tc := range []struct {
 		scenario    string
diff --git a/pkg/modules/qpdf/qpdf.go b/pkg/modules/qpdf/qpdf.go
index 23a0ebcb..1f9fc8ae 100644
--- a/pkg/modules/qpdf/qpdf.go
+++ b/pkg/modules/qpdf/qpdf.go
@@ -5,7 +5,6 @@ import (
 	"errors"
 	"fmt"
 	"os"
-	"sync"
 
 	"go.uber.org/zap"
 
@@ -52,23 +51,6 @@ func (engine *QPdf) Validate() error {
 	return nil
 }
 
-// Metrics returns the metrics.
-func (engine *QPdf) Metrics() ([]gotenberg.Metric, error) {
-	// TODO: remove deprecated.
-	return []gotenberg.Metric{
-		{
-			Name:        "qpdf_active_instances_count",
-			Description: "Current number of active QPDF instances - deprecated.",
-			Read: func() float64 {
-				activeInstancesCountMu.RLock()
-				defer activeInstancesCountMu.RUnlock()
-
-				return activeInstancesCount
-			},
-		},
-	}, nil
-}
-
 // Merge combines multiple PDFs into a single PDF.
 func (engine *QPdf) Merge(ctx context.Context, logger *zap.Logger, inputPaths []string, outputPath string) error {
 	var args []string
@@ -82,16 +64,7 @@ func (engine *QPdf) Merge(ctx context.Context, logger *zap.Logger, inputPaths []
 		return fmt.Errorf("create command: %w", err)
 	}
 
-	activeInstancesCountMu.Lock()
-	activeInstancesCount += 1
-	activeInstancesCountMu.Unlock()
-
 	_, err = cmd.Exec()
-
-	activeInstancesCountMu.Lock()
-	activeInstancesCount -= 1
-	activeInstancesCountMu.Unlock()
-
 	if err == nil {
 		return nil
 	}
@@ -105,14 +78,8 @@ func (engine *QPdf) Convert(ctx context.Context, logger *zap.Logger, formats got
 }
 
 var (
-	activeInstancesCount   float64
-	activeInstancesCountMu sync.RWMutex
-)
-
-var (
-	_ gotenberg.Module          = (*QPdf)(nil)
-	_ gotenberg.Provisioner     = (*QPdf)(nil)
-	_ gotenberg.Validator       = (*QPdf)(nil)
-	_ gotenberg.MetricsProvider = (*QPdf)(nil)
-	_ gotenberg.PdfEngine       = (*QPdf)(nil)
+	_ gotenberg.Module      = (*QPdf)(nil)
+	_ gotenberg.Provisioner = (*QPdf)(nil)
+	_ gotenberg.Validator   = (*QPdf)(nil)
+	_ gotenberg.PdfEngine   = (*QPdf)(nil)
 )
diff --git a/pkg/modules/qpdf/qpdf_test.go b/pkg/modules/qpdf/qpdf_test.go
index 34199230..bd7e7050 100644
--- a/pkg/modules/qpdf/qpdf_test.go
+++ b/pkg/modules/qpdf/qpdf_test.go
@@ -71,22 +71,6 @@ func TestQPdf_Validate(t *testing.T) {
 	}
 }
 
-func TestQPdf_Metrics(t *testing.T) {
-	metrics, err := new(QPdf).Metrics()
-	if err != nil {
-		t.Errorf("expected no error but got: %v", err)
-	}
-
-	if len(metrics) != 1 {
-		t.Errorf("expected %d metrics, but got %d", 1, len(metrics))
-	}
-
-	actual := metrics[0].Read()
-	if actual != 0 {
-		t.Errorf("expected %d QPdf instances, but got %f", 0, actual)
-	}
-}
-
 func TestQPdf_Merge(t *testing.T) {
 	for _, tc := range []struct {
 		scenario    string
diff --git a/pkg/modules/webhook/webhook.go b/pkg/modules/webhook/webhook.go
index 881078c3..fe3add36 100644
--- a/pkg/modules/webhook/webhook.go
+++ b/pkg/modules/webhook/webhook.go
@@ -1,12 +1,10 @@
 package webhook
 
 import (
-	"fmt"
 	"regexp"
 	"time"
 
 	flag "github.com/spf13/pflag"
-	"go.uber.org/multierr"
 
 	"github.com/gotenberg/gotenberg/v7/pkg/gotenberg"
 	"github.com/gotenberg/gotenberg/v7/pkg/modules/api"
@@ -36,31 +34,6 @@ func (w *Webhook) Descriptor() gotenberg.ModuleDescriptor {
 		ID: "webhook",
 		FlagSet: func() *flag.FlagSet {
 			fs := flag.NewFlagSet("webhook", flag.ExitOnError)
-			// Deprecated flags.
-			fs.String("api-webhook-allow-list", "", "Set the allowed URLs for the webhook feature using a regular expression")
-			fs.String("api-webhook-deny-list", "", "Set the denied URLs for the webhook feature using a regular expression")
-			fs.String("api-webhook-error-allow-list", "", "Set the allowed URLs in case of an error for the webhook feature using a regular expression")
-			fs.String("api-webhook-error-deny-list", "", "Set the denied URLs in case of an error for the webhook feature using a regular expression")
-			fs.Int("api-webhook-max-retry", 4, "Set the maximum number of retries for the webhook feature")
-			fs.Duration("api-webhook-retry-min-wait", time.Duration(1)*time.Second, "Set the minimum duration to wait before trying to call the webhook again")
-			fs.Duration("api-webhook-retry-max-wait", time.Duration(30)*time.Second, "Set the maximum duration to wait before trying to call the webhook again")
-			fs.Bool("api-disable-webhook", false, "Disable the webhook feature")
-
-			var err error
-			err = multierr.Append(err, fs.MarkDeprecated("api-webhook-allow-list", "use webhook-allow-list instead"))
-			err = multierr.Append(err, fs.MarkDeprecated("api-webhook-deny-list", "use webhook-deny-list instead"))
-			err = multierr.Append(err, fs.MarkDeprecated("api-webhook-error-allow-list", "use webhook-error-allow-list instead"))
-			err = multierr.Append(err, fs.MarkDeprecated("api-webhook-error-deny-list", "use webhook-error-deny-list instead"))
-			err = multierr.Append(err, fs.MarkDeprecated("api-webhook-max-retry", "use webhook-max-retry instead"))
-			err = multierr.Append(err, fs.MarkDeprecated("api-webhook-retry-min-wait", "use webhook-retry-min-wait instead"))
-			err = multierr.Append(err, fs.MarkDeprecated("api-webhook-retry-max-wait", "use webhook-retry-max-wait instead"))
-			err = multierr.Append(err, fs.MarkDeprecated("api-disable-webhook", "use webhook-disable instead"))
-
-			if err != nil {
-				panic(fmt.Errorf("create deprecated flags for the webhook module: %v", err))
-			}
-
-			// New flags.
 			fs.String("webhook-allow-list", "", "Set the allowed URLs for the webhook feature using a regular expression")
 			fs.String("webhook-deny-list", "", "Set the denied URLs for the webhook feature using a regular expression")
 			fs.String("webhook-error-allow-list", "", "Set the allowed URLs in case of an error for the webhook feature using a regular expression")
@@ -80,15 +53,15 @@ func (w *Webhook) Descriptor() gotenberg.ModuleDescriptor {
 // Provision sets the module properties.
 func (w *Webhook) Provision(ctx *gotenberg.Context) error {
 	flags := ctx.ParsedFlags()
-	w.allowList = flags.MustDeprecatedRegexp("api-webhook-allow-list", "webhook-allow-list")
-	w.denyList = flags.MustDeprecatedRegexp("api-webhook-deny-list", "webhook-deny-list")
-	w.errorAllowList = flags.MustDeprecatedRegexp("api-webhook-error-allow-list", "webhook-error-allow-list")
-	w.errorDenyList = flags.MustDeprecatedRegexp("api-webhook-error-deny-list", "webhook-error-deny-list")
-	w.maxRetry = flags.MustDeprecatedInt("api-webhook-max-retry", "webhook-max-retry")
-	w.retryMinWait = flags.MustDeprecatedDuration("api-webhook-retry-min-wait", "webhook-retry-min-wait")
-	w.retryMaxWait = flags.MustDeprecatedDuration("api-webhook-retry-min-wait", "webhook-retry-max-wait")
+	w.allowList = flags.MustRegexp("webhook-allow-list")
+	w.denyList = flags.MustRegexp("webhook-deny-list")
+	w.errorAllowList = flags.MustRegexp("webhook-error-allow-list")
+	w.errorDenyList = flags.MustRegexp("webhook-error-deny-list")
+	w.maxRetry = flags.MustInt("webhook-max-retry")
+	w.retryMinWait = flags.MustDuration("webhook-retry-min-wait")
+	w.retryMaxWait = flags.MustDuration("webhook-retry-max-wait")
 	w.clientTimeout = flags.MustDuration("webhook-client-timeout")
-	w.disable = flags.MustDeprecatedBool("api-disable-webhook", "webhook-disable")
+	w.disable = flags.MustBool("webhook-disable")
 
 	return nil
 }