diff --git a/langchain/agents/openai_functions_agent/base.py b/langchain/agents/openai_functions_agent/base.py
index 87108e5f..704cbf04 100644
--- a/langchain/agents/openai_functions_agent/base.py
+++ b/langchain/agents/openai_functions_agent/base.py
@@ -290,7 +290,7 @@ class OpenAIFunctionsAgent(BaseSingleActionAgent):
     ) -> BaseSingleActionAgent:
         """Construct an agent from an LLM and tools."""
         if not isinstance(llm, ChatOpenAI):
-            raise ValueError("Only supported with OpenAI models.")
+            raise ValueError("Only supported with ChatOpenAI models.")
         prompt = cls.create_prompt(
             extra_prompt_messages=extra_prompt_messages,
             system_message=system_message,