diff --git a/api/controllers/service_api/app/conversation.py b/api/controllers/service_api/app/conversation.py
index 527ef4ecd3..a0bd1b7412 100644
--- a/api/controllers/service_api/app/conversation.py
+++ b/api/controllers/service_api/app/conversation.py
@@ -58,10 +58,9 @@ class ConversationDetailApi(Resource):
         conversation_id = str(c_id)
 
         try:
-            ConversationService.delete(app_model, conversation_id, end_user)
+            return ConversationService.delete(app_model, conversation_id, end_user)
         except services.errors.conversation.ConversationNotExistsError:
             raise NotFound("Conversation Not Exists.")
-        return {"result": "success"}, 200
 
 
 class ConversationRenameApi(Resource):
diff --git a/api/services/conversation_service.py b/api/services/conversation_service.py
index 7bfe59afa0..ac9f577c32 100644
--- a/api/services/conversation_service.py
+++ b/api/services/conversation_service.py
@@ -160,4 +160,7 @@ class ConversationService:
         conversation = cls.get_conversation(app_model, conversation_id, user)
 
         conversation.is_deleted = True
+        conversation.updated_at = datetime.now(timezone.utc).replace(tzinfo=None)
         db.session.commit()
+
+        return {"result": "success"}, 200