diff --git a/src/server/app.py b/src/server/app.py
index 54f89b0..512102a 100644
--- a/src/server/app.py
+++ b/src/server/app.py
@@ -175,7 +175,9 @@ def submit_order():
     for item in filtered:
         meal_name = (item.get("name") or "").strip()
         if meal_name not in official_retail:
-            return jsonify({"error": "One or more meals are not on this week's menu"}), 400
+            return jsonify(
+                {"error": "One or more meals are not on this week's menu"}
+            ), 400
 
     for item in filtered:
         meal_name = (item.get("name") or "").strip()