diff --git a/openai_server/autogen_utils.py b/openai_server/autogen_utils.py
index 328be8c99..88c764955 100644
--- a/openai_server/autogen_utils.py
+++ b/openai_server/autogen_utils.py
@@ -739,7 +739,7 @@ def __init__(
             except TypeError as e:
                 raise TypeError(
                     "Please implement __deepcopy__ method for each value class in llm_config to support deepcopy."
-                    " Refer to the docs for more details: https://microsoft.github.io/autogen/docs/topics/llm_configuration#adding-http-client-in-llm_config-for-proxy"
+                    " Refer to the docs for more details: https://docs.ag2.ai/docs/topics/llm_configuration#adding-http-client-in-llm-config-for-proxy"
                 ) from e
 
         self._validate_llm_config(llm_config)