diff --git a/backend/app.py b/backend/app.py
index eeee0710..030c32e4 100644
--- a/backend/app.py
+++ b/backend/app.py
@@ -30,7 +30,7 @@
     origins = [
         "https://localhost",
         "https://localhost:8080",
-        "http://localhost:5173"
+        "http://localhost:5173",
     ]
 
     app.add_middleware(