diff --git a/libs/langchain/langchain/agents/openai_functions_multi_agent/base.py b/libs/langchain/langchain/agents/openai_functions_multi_agent/base.py
index 026171b25e..480f102d90 100644
--- a/libs/langchain/langchain/agents/openai_functions_multi_agent/base.py
+++ b/libs/langchain/langchain/agents/openai_functions_multi_agent/base.py
@@ -58,7 +58,12 @@ def _parse_ai_message(message: BaseMessage) -> Union[List[AgentAction], AgentFin
 
         final_tools: List[AgentAction] = []
         for tool_schema in tools:
-            _tool_input = tool_schema["action"]
+            if "action" in tool_schema:
+                _tool_input = tool_schema["action"]
+            else:
+                # drop action_name from schema
+                _tool_input = tool_schema.copy()
+                del _tool_input["action_name"]
             function_name = tool_schema["action_name"]
 
             # HACK HACK HACK: