diff --git a/libs/prebuilt/langgraph/prebuilt/chat_agent_executor.py b/libs/prebuilt/langgraph/prebuilt/chat_agent_executor.py
index 73ef18fe6..5279674e2 100644
--- a/libs/prebuilt/langgraph/prebuilt/chat_agent_executor.py
+++ b/libs/prebuilt/langgraph/prebuilt/chat_agent_executor.py
@@ -520,7 +520,7 @@ def create_react_agent(
         if hasattr(actual_schema, "__name__"):
             response_tool_name = actual_schema.__name__  # type: ignore[union-attr]
         elif isinstance(actual_schema, dict) and "title" in actual_schema:
-            response_tool_name = actual_schema["title"]  # type: ignore[index]
+            response_tool_name = actual_schema["title"]
         else:
             response_tool_name = "ResponseSchema"
 
@@ -1045,3 +1045,4 @@ __all__ = [
     "AgentStateWithStructuredResponsePydantic",
 ]
 
+