diff --git a/libs/partners/openai/langchain_openai/llms/base.py b/libs/partners/openai/langchain_openai/llms/base.py
index b070de0b28b1f..0c773b347a60b 100644
--- a/libs/partners/openai/langchain_openai/llms/base.py
+++ b/libs/partners/openai/langchain_openai/llms/base.py
@@ -190,7 +190,7 @@ def validate_environment(self) -> Self:
         if not self.client:
             sync_specific = {"http_client": self.http_client}
             self.client = openai.OpenAI(**client_params, **sync_specific).completions  # type: ignore[arg-type]
-        if not (self.async_client or None):
+        if not self.async_client:
             async_specific = {"http_client": self.http_async_client}
             self.async_client = openai.AsyncOpenAI(
                 **client_params,