diff --git a/api/core/app/apps/base_app_queue_manager.py b/api/core/app/apps/base_app_queue_manager.py
index fdba952eeb..4b246a53d3 100644
--- a/api/core/app/apps/base_app_queue_manager.py
+++ b/api/core/app/apps/base_app_queue_manager.py
@@ -1,9 +1,11 @@
+import logging
 import queue
 import time
 from abc import abstractmethod
 from enum import IntEnum, auto
 from typing import Any
 
+from redis.exceptions import RedisError
 from sqlalchemy.orm import DeclarativeMeta
 
 from configs import dify_config
@@ -18,6 +20,8 @@ from core.app.entities.queue_entities import (
 )
 from extensions.ext_redis import redis_client
 
+logger = logging.getLogger(__name__)
+
 
 class PublishFrom(IntEnum):
     APPLICATION_MANAGER = auto()
@@ -35,9 +39,8 @@ class AppQueueManager:
         self.invoke_from = invoke_from  # Public accessor for invoke_from
 
         user_prefix = "account" if self._invoke_from in {InvokeFrom.EXPLORE, InvokeFrom.DEBUGGER} else "end-user"
-        redis_client.setex(
-            AppQueueManager._generate_task_belong_cache_key(self._task_id), 1800, f"{user_prefix}-{self._user_id}"
-        )
+        self._task_belong_cache_key = AppQueueManager._generate_task_belong_cache_key(self._task_id)
+        redis_client.setex(self._task_belong_cache_key, 1800, f"{user_prefix}-{self._user_id}")
 
         q: queue.Queue[WorkflowQueueMessage | MessageQueueMessage | None] = queue.Queue()
 
@@ -79,9 +82,21 @@ class AppQueueManager:
         Stop listen to queue
         :return:
         """
+        self._clear_task_belong_cache()
         self._q.put(None)
 
-    def publish_error(self, e, pub_from: PublishFrom):
+    def _clear_task_belong_cache(self) -> None:
+        """
+        Remove the task belong cache key once listening is finished.
+        """
+        try:
+            redis_client.delete(self._task_belong_cache_key)
+        except RedisError:
+            logger.exception(
+                "Failed to clear task belong cache for task %s (key: %s)", self._task_id, self._task_belong_cache_key
+            )
+
+    def publish_error(self, e, pub_from: PublishFrom) -> None:
         """
         Publish error
         :param e: error