diff --git a/sdk/app/services/ws_hub.py b/sdk/app/services/ws_hub.py
index 146159ce67..b53286e87a 100644
--- a/sdk/app/services/ws_hub.py
+++ b/sdk/app/services/ws_hub.py
@@ -489,6 +489,7 @@ class WebSocketHub:
         try:
             # 发送命令
             success = await self.send_to_device(device_id, command)
+            self.pending_commands.pop(command_id, None)
             if not success:
                 return {"code": 503, "message": "发送失败"}