diff --git a/resources/js/Components/Common/Reporting/ReportingGroupBySelect.vue b/resources/js/Components/Common/Reporting/ReportingGroupBySelect.vue
index 73a48eaa..1a1a0763 100644
--- a/resources/js/Components/Common/Reporting/ReportingGroupBySelect.vue
+++ b/resources/js/Components/Common/Reporting/ReportingGroupBySelect.vue
@@ -1,50 +1,19 @@
 <script setup lang="ts">
-import { FolderIcon } from '@heroicons/vue/16/solid';
 import SelectDropdown from '@/Components/Common/SelectDropdown.vue';
 import Badge from '@/Components/Common/Badge.vue';
-import { computed } from 'vue';
-import {
-    CheckCircleIcon,
-    UserCircleIcon,
-    UserGroupIcon,
-} from '@heroicons/vue/20/solid';
-import BillableIcon from '@/Components/Common/Icons/BillableIcon.vue';
-
-const groupByOptions = [
-    {
-        label: 'Members',
-        value: 'user',
-        icon: UserGroupIcon,
-    },
-    {
-        label: 'Projects',
-        value: 'project',
-        icon: FolderIcon,
-    },
-    {
-        label: 'Tasks',
-        value: 'task',
-        icon: CheckCircleIcon,
-    },
-    {
-        label: 'Clients',
-        value: 'client',
-        icon: UserCircleIcon,
-    },
-    {
-        label: 'Billable',
-        value: 'billable',
-        icon: BillableIcon,
-    },
-];
+import { type Component, computed } from 'vue';
 
 const model = defineModel<string | null>({ default: null });
-
+const props = defineProps<{
+    groupByOptions: { value: string; label: string; icon: Component }[];
+}>();
 const icon = computed(() => {
-    return groupByOptions.find((option) => option.value === model.value)?.icon;
+    return props.groupByOptions.find((option) => option.value === model.value)
+        ?.icon;
 });
 const title = computed(() => {
-    return groupByOptions.find((option) => option.value === model.value)?.label;
+    return props.groupByOptions.find((option) => option.value === model.value)
+        ?.label;
 });
 </script>
 
diff --git a/resources/js/Pages/Reporting.vue b/resources/js/Pages/Reporting.vue
index 91c528ed..c8437b03 100644
--- a/resources/js/Pages/Reporting.vue
+++ b/resources/js/Pages/Reporting.vue
@@ -14,7 +14,7 @@ import ReportingChart from '@/Components/Common/Reporting/ReportingChart.vue';
 import BillableIcon from '@/Components/Common/Icons/BillableIcon.vue';
 import { onMounted, ref } from 'vue';
 import { formatHumanReadableDuration, getDayJsInstance } from '@/utils/time';
-import { useReportingStore } from '@/utils/useReporting';
+import { type GroupingOption, useReportingStore } from '@/utils/useReporting';
 import { storeToRefs } from 'pinia';
 import TagDropdown from '@/Components/Common/Tag/TagDropdown.vue';
 import type { AggregatedTimeEntriesQueryParams } from '@/utils/api';
@@ -42,11 +42,16 @@ const selectedClients = ref<string[]>([]);
 
 const billable = ref<'true' | 'false' | null>(null);
 
-type GroupingOption = 'project' | 'task' | 'user' | 'billable' | 'client';
-
 const group = ref<GroupingOption>('project');
 const subGroup = ref<GroupingOption>('task');
 
+const reportingStore = useReportingStore();
+
+const { aggregatedGraphTimeEntries, aggregatedTableTimeEntries } =
+    storeToRefs(reportingStore);
+
+const { groupByOptions } = reportingStore;
+
 function getFilterAttributes() {
     let params: AggregatedTimeEntriesQueryParams = {
         start: getDayJsInstance()(startDate.value).utc().format(),
@@ -90,6 +95,14 @@ function updateGraphReporting() {
 
 function updateTableReporting() {
     const params = getFilterAttributes();
+    if (group.value === subGroup.value) {
+        const fallbackOption = groupByOptions.find(
+            (el) => el.value !== group.value
+        );
+        if (fallbackOption?.value) {
+            subGroup.value = fallbackOption.value;
+        }
+    }
     if (getCurrentRole() === 'employee') {
         params.member_id = getCurrentMembershipId();
     }
@@ -103,11 +116,6 @@ function updateReporting() {
     updateTableReporting();
 }
 
-const reportingStore = useReportingStore();
-
-const { aggregatedGraphTimeEntries, aggregatedTableTimeEntries } =
-    storeToRefs(reportingStore);
-
 function getOptimalGroupingOption(diff: number): 'day' | 'week' | 'month' {
     if (diff <= 31) {
         return 'day';
@@ -248,10 +256,16 @@ onMounted(() => {
                         class="text-sm flex text-white items-center space-x-3 font-medium px-6 border-b border-card-background-separator pb-3">
                         <span>Group by</span>
                         <ReportingGroupBySelect
+                            :group-by-options="groupByOptions"
                             @changed="updateTableReporting"
                             v-model="group"></ReportingGroupBySelect>
                         <span>and</span>
                         <ReportingGroupBySelect
+                            :group-by-options="
+                                groupByOptions.filter(
+                                    (el) => el.value !== group
+                                )
+                            "
                             @changed="updateTableReporting"
                             v-model="subGroup"></ReportingGroupBySelect>
                     </div>
diff --git a/resources/js/utils/useReporting.ts b/resources/js/utils/useReporting.ts
index 5b7ac402..bb7d39c3 100644
--- a/resources/js/utils/useReporting.ts
+++ b/resources/js/utils/useReporting.ts
@@ -1,6 +1,6 @@
 import { defineStore, storeToRefs } from 'pinia';
 import { api } from '../../../openapi.json.client';
-import { computed, ref } from 'vue';
+import { type Component, computed, ref } from 'vue';
 import type {
     AggregatedTimeEntries,
     AggregatedTimeEntriesQueryParams,
@@ -12,6 +12,20 @@ import { useProjectsStore } from '@/utils/useProjects';
 import { useMembersStore } from '@/utils/useMembers';
 import { useTasksStore } from '@/utils/useTasks';
 import { useClientsStore } from '@/utils/useClients';
+import {
+    CheckCircleIcon,
+    UserCircleIcon,
+    UserGroupIcon,
+} from '@heroicons/vue/20/solid';
+import { FolderIcon } from '@heroicons/vue/16/solid';
+import BillableIcon from '@/Components/Common/Icons/BillableIcon.vue';
+
+export type GroupingOption =
+    | 'project'
+    | 'task'
+    | 'user'
+    | 'billable'
+    | 'client';
 
 export const useReportingStore = defineStore('reporting', () => {
     const reportingGraphResponse = ref<ReportingResponse | null>(null);
@@ -112,11 +126,44 @@ export const useReportingStore = defineStore('reporting', () => {
         return key;
     }
 
+    const groupByOptions: {
+        label: string;
+        value: GroupingOption;
+        icon: Component;
+    }[] = [
+        {
+            label: 'Members',
+            value: 'user',
+            icon: UserGroupIcon,
+        },
+        {
+            label: 'Projects',
+            value: 'project',
+            icon: FolderIcon,
+        },
+        {
+            label: 'Tasks',
+            value: 'task',
+            icon: CheckCircleIcon,
+        },
+        {
+            label: 'Clients',
+            value: 'client',
+            icon: UserCircleIcon,
+        },
+        {
+            label: 'Billable',
+            value: 'billable',
+            icon: BillableIcon,
+        },
+    ];
+
     return {
         aggregatedGraphTimeEntries,
         fetchGraphReporting,
         fetchTableReporting,
         aggregatedTableTimeEntries,
         getNameForReportingRowEntry,
+        groupByOptions,
     };
 });