diff --git a/backend/common/utils/whitelist.py b/backend/common/utils/whitelist.py
index 1f1edfbe..45eaece1 100644
--- a/backend/common/utils/whitelist.py
+++ b/backend/common/utils/whitelist.py
@@ -27,7 +27,7 @@ wlist = [
     "/system/config/key",
     "/images/*",
     "/sse",
-    "/system/appearance*"
+    "/system/appearance*",
     "/system/assistant/validator*",
     "/system/assistant/info/*",
     "/system/assistant/picture/*",