diff --git a/src/middlewares/error.ts b/src/middlewares/error.ts
index 177e363..2ac26e2 100644
--- a/src/middlewares/error.ts
+++ b/src/middlewares/error.ts
@@ -26,7 +26,7 @@ function error(error: Error, _req: Request, res: Response, _next: NextFunction)
   return res.status(HttpStatus.INTERNAL_SERVER_ERROR).json({
     status: HttpStatus.INTERNAL_SERVER_ERROR,
     message: error.message,
-    code: "system_error",
+    code: "systemError",
   });
 }