diff --git a/libs/partners/openai/langchain_openai/chat_models/azure.py b/libs/partners/openai/langchain_openai/chat_models/azure.py
index bada0745305..0d89947fb2a 100644
--- a/libs/partners/openai/langchain_openai/chat_models/azure.py
+++ b/libs/partners/openai/langchain_openai/chat_models/azure.py
@@ -625,7 +625,7 @@ class AzureChatOpenAI(BaseChatOpenAI):
             sync_specific = {"http_client": self.http_client}
             self.root_client = openai.AzureOpenAI(**client_params, **sync_specific)  # type: ignore[arg-type]
             self.client = self.root_client.chat.completions
-        if not (self.async_client or None):
+        if not self.async_client:
             async_specific = {"http_client": self.http_async_client}
             self.root_async_client = openai.AsyncAzureOpenAI(
                 **client_params,