diff --git a/lang_agent/graphs/react.py b/lang_agent/graphs/react.py
index ff46214..51de1d9 100644
--- a/lang_agent/graphs/react.py
+++ b/lang_agent/graphs/react.py
@@ -47,7 +47,7 @@ class ReactGraph(GraphBase):
 
         self.tool_manager:ToolManager = self.config.tool_manager_config.setup()
         memory = MemorySaver()
-        tools = self.tool_manager.get_langchain_tools()
+        tools = self.tool_manager.get_list_langchain_tools()
         self.agent = create_agent(self.llm, tools, checkpointer=memory)
     
     def invoke(self, *nargs, as_stream:bool=False, as_raw:bool=False, **kwargs):
diff --git a/lang_agent/graphs/routing.py b/lang_agent/graphs/routing.py
index 592a5ba..ac8cbbf 100644
--- a/lang_agent/graphs/routing.py
+++ b/lang_agent/graphs/routing.py
@@ -110,7 +110,7 @@ class RoutingGraph(GraphBase):
 
         tool_manager:ToolManager = self.config.tool_manager_config.setup()
         self.chat_model = create_agent(self.llm, [], checkpointer=self.memory)
-        self.tool_model = create_agent(self.llm, tool_manager.get_langchain_tools(), checkpointer=self.memory)
+        self.tool_model = create_agent(self.llm, tool_manager.get_list_langchain_tools(), checkpointer=self.memory)
 
         with open(self.config.sys_promp_json , "r") as f:
             self.prompt_dict = commentjson.load(f)