diff --git a/web/core/store/notifications/workspace-notifications.store.ts b/web/core/store/notifications/workspace-notifications.store.ts
index 12791a7dfe3..59f0dbc0332 100644
--- a/web/core/store/notifications/workspace-notifications.store.ts
+++ b/web/core/store/notifications/workspace-notifications.store.ts
@@ -373,6 +373,13 @@ export class WorkspaceNotificationStore implements IWorkspaceNotificationStore {
       };
       await workspaceNotificationService.markAllNotificationsAsRead(workspaceSlug, params);
       runInAction(() => {
+        update(
+          this.unreadNotificationsCount,
+          this.currentNotificationTab === ENotificationTab.ALL
+            ? "total_unread_notifications_count"
+            : "mention_unread_notifications_count",
+          () => 0
+        );
         Object.values(this.notifications).forEach((notification) =>
           notification.mutateNotification({
             read_at: new Date().toUTCString(),