diff --git a/libs/community/langchain_community/agents/openai_assistant/base.py b/libs/community/langchain_community/agents/openai_assistant/base.py
index 6fb86486ca7..07bd8566099 100644
--- a/libs/community/langchain_community/agents/openai_assistant/base.py
+++ b/libs/community/langchain_community/agents/openai_assistant/base.py
@@ -91,7 +91,7 @@ def _is_assistants_builtin_tool(
         A boolean response of true or false indicating if the tool corresponds to
         OpenAI Assistants built-in.
     """
-    assistants_builtin_tools = ("code_interpreter", "retrieval")
+    assistants_builtin_tools = ("code_interpreter", "retrieval", "file_search")
     return (
         isinstance(tool, dict)
         and ("type" in tool)