diff --git a/libs/kotaemon/kotaemon/llms/chats/openai.py b/libs/kotaemon/kotaemon/llms/chats/openai.py
index 6dd4a00..e0a3a85 100644
--- a/libs/kotaemon/kotaemon/llms/chats/openai.py
+++ b/libs/kotaemon/kotaemon/llms/chats/openai.py
@@ -300,7 +300,7 @@ class AzureChatOpenAI(BaseChatOpenAI):
             "azure_deployment, and api_version parameters are used to construct "
             "the full URL for the Azure OpenAI model."
         ),
-        require=True,
+        required=True,
     )
     azure_deployment: str = Param(help="Azure deployment name", required=True)
     api_version: str = Param(help="Azure model version", required=True)