diff --git a/litellm/proxy/auth/user_api_key_auth.py b/litellm/proxy/auth/user_api_key_auth.py
index d91baf5cad..c4401a2cf5 100644
--- a/litellm/proxy/auth/user_api_key_auth.py
+++ b/litellm/proxy/auth/user_api_key_auth.py
@@ -1310,8 +1310,9 @@ def get_api_key_from_custom_header(
     # use this as the virtual key passed to litellm proxy
     custom_litellm_key_header_name = custom_litellm_key_header_name.lower()
     verbose_proxy_logger.debug(
-        "searching for custom_litellm_key_header_name= %s",
+        "searching for custom_litellm_key_header_name= %s, in headers=%s",
         custom_litellm_key_header_name,
+        request.headers,
     )
     custom_api_key = request.headers.get(custom_litellm_key_header_name)
     if custom_api_key: