diff --git a/app/services/remnawave_webhook_service.py b/app/services/remnawave_webhook_service.py
index 9f9530b6..d987a3e3 100644
--- a/app/services/remnawave_webhook_service.py
+++ b/app/services/remnawave_webhook_service.py
@@ -994,6 +994,16 @@ class RemnaWaveWebhookService:
     async def _handle_user_deleted(
         self, db: AsyncSession, user: User, subscription: Subscription | None, data: dict
     ) -> None:
+        # Suppress webhook if this deletion was initiated by delete_user_account —
+        # prevents deadlock between the ongoing deletion transaction and this handler
+        if self._is_intentional_panel_deletion_event(data):
+            logger.info(
+                'Webhook user.deleted suppressed — intentional panel deletion in progress',
+                user_id=user.id,
+                uuid=data.get('uuid'),
+            )
+            return
+
         user_id = user.id
         sub_id = subscription.id if subscription else None