diff --git a/routes.ts b/routes.ts
index 4302ade..31031c8 100644
--- a/routes.ts
+++ b/routes.ts
@@ -52,6 +52,7 @@ export function saveImage(req: Request): Promise<Response> {
         status: 400,
       });
       resolve(ErrorResponse);
+      return;
     }
 
     // Transform image to storage format