diff --git a/Makefile b/Makefile
index f075fbfb..e5e74457 100644
--- a/Makefile
+++ b/Makefile
@@ -38,8 +38,8 @@ CHROMIUM_IGNORE_CERTIFICATE_ERRORS=false
 CHROMIUM_DISABLE_WEB_SECURITY=false
 CHROMIUM_ALLOW_FILE_ACCESS_FROM_FILES=false
 CHROMIUM_PROXY_SERVER=
-CHROMIUM_ALLOW_LIST=
-CHROMIUM_DENY_LIST="^file:///[^tmp].*"
+CHROMIUM_ALLOW_LIST="^file:///tmp.*"
+CHROMIUM_DENY_LIST=
 CHROMIUM_DISABLE_JAVASCRIPT=false
 CHROMIUM_DISABLE_ROUTES=false
 LIBREOFFICE_DISABLES_ROUTES=false
diff --git a/pkg/modules/chromium/chromium.go b/pkg/modules/chromium/chromium.go
index 07d1f3b4..72834262 100644
--- a/pkg/modules/chromium/chromium.go
+++ b/pkg/modules/chromium/chromium.go
@@ -254,8 +254,8 @@ func (mod Chromium) Descriptor() gotenberg.ModuleDescriptor {
 			fs.Bool("chromium-disable-web-security", false, "Don't enforce the same-origin policy")
 			fs.Bool("chromium-allow-file-access-from-files", false, "Allow file:// URIs to read other file:// URIs")
 			fs.String("chromium-proxy-server", "", "Set the outbound proxy server; this switch only affects HTTP and HTTPS requests")
-			fs.String("chromium-allow-list", "", "Set the allowed URLs for Chromium using a regular expression")
-			fs.String("chromium-deny-list", "^file:///[^tmp].*", "Set the denied URLs for Chromium using a regular expression")
+			fs.String("chromium-allow-list", "^file:///tmp.*", "Set the allowed URLs for Chromium using a regular expression")
+			fs.String("chromium-deny-list", "", "Set the denied URLs for Chromium using a regular expression")
 			fs.Bool("chromium-disable-javascript", false, "Disable JavaScript")
 			fs.Bool("chromium-disable-routes", false, "Disable the routes")