diff --git a/backend/common/utils/whitelist.py b/backend/common/utils/whitelist.py
index be8b556f..bdbea342 100644
--- a/backend/common/utils/whitelist.py
+++ b/backend/common/utils/whitelist.py
@@ -21,7 +21,7 @@
     "*.ttf",
     "*.eot",
     "*.otf",
-    "*.css.map"
+    "*.css.map",
     "/mcp*",
     "/system/license",
     "/system/config/key",
@@ -90,4 +90,4 @@ def add_path(self, path: str) -> None:
             if "*" in path:
                 self._compile_patterns()
 
-whiteUtils = WhitelistChecker()
\ No newline at end of file
+whiteUtils = WhitelistChecker()