diff --git a/lmdeploy/serve/async_engine.py b/lmdeploy/serve/async_engine.py
index 5fd544678f..2bfaa2f21c 100644
--- a/lmdeploy/serve/async_engine.py
+++ b/lmdeploy/serve/async_engine.py
@@ -653,8 +653,8 @@ def parse_tool_response(self, text, tools, **kwargs):
             parameters = action[action.find('{'):]
             name = action.split('<function=')[1].split('>{')[0]
         elif '<tool_call>' in text: #qwen2.5
-            action,text = text.split('</tool_call>')
-            action = action.split('<tool_call>')[1]
+            action = text.split('</tool_call>')[0]
+            text, action = action.split('<tool_call>')
             action = json.loads(action)
             name, parameters = action['name'], json.dumps(action.get('parameters', action.get('arguments', {})))
         else: