diff --git a/src/feature/cart/cart.controller.ts b/src/feature/cart/cart.controller.ts
index 5b5bc7b..9bce96d 100644
--- a/src/feature/cart/cart.controller.ts
+++ b/src/feature/cart/cart.controller.ts
@@ -331,7 +331,12 @@ export class CartController {
       }
     } catch (error) {
       if (error instanceof HttpException) {
-        res.statusCode = error.getStatus();
+        if (error.getStatus() == 404) {
+          res.statusCode = 400;
+        } else {
+          res.statusCode = error.getStatus();
+        }
+
         res.message = error.getResponse();
         res.data = null;
       } else {
diff --git a/src/feature/cart/cart.service.ts b/src/feature/cart/cart.service.ts
index 369d656..8562ab9 100644
--- a/src/feature/cart/cart.service.ts
+++ b/src/feature/cart/cart.service.ts
@@ -655,7 +655,7 @@ export class CartService {
 
     //Check if menu_item_ids do exist
     if (menuItems.length != menu_item_ids.length) {
-      throw new HttpException('Some of menu items do not exist', 404);
+      throw new HttpException('Some of menu items do not exist', 400);
     }
 
     //Check if menu_item_ids belong to the same restaurant