diff --git a/litellm/proxy/proxy_server.py b/litellm/proxy/proxy_server.py
index 2f9aab2ad10..9ce084fe7df 100644
--- a/litellm/proxy/proxy_server.py
+++ b/litellm/proxy/proxy_server.py
@@ -2373,7 +2373,7 @@ try:
         in /litellm the rewritten path still contains the original one, so a plain replace
         would prepend the root path again on each restart.
         """
-        ui_config_path = f"{server_root_path}/.well-known/litellm-ui-config"
+        ui_config_path: Final = f"{server_root_path}/.well-known/litellm-ui-config"
         return ui_config_path.join(
             part.replace("/litellm/.well-known/litellm-ui-config", ui_config_path)
             for part in content.split(ui_config_path)