diff --git a/src/flextype/core/Endpoints/errors.php b/src/flextype/core/Endpoints/errors.php
deleted file mode 100644
index 2a834ab5..00000000
--- a/src/flextype/core/Endpoints/errors.php
+++ /dev/null
@@ -1,39 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-/**
- * Flextype (https://flextype.org)
- * Founded by Sergey Romanenko and maintained by Flextype Community.
- */
-
-namespace Flextype;
-
-function getApiResponseErrors(): array
-{
-    return [
-        '400' => [
-            'http_status_code' => 400,
-            'title' => 'Bad Request',
-            'message' => 'Validation for this particular item failed',
-        ],
-        '401' => [
-            'http_status_code' => 401,
-            'title' => 'Unauthorized',
-            'message' => 'Token is wrong',
-        ],
-        '404' => [
-            'http_status_code' => 404,
-            'title' => 'Not Found',
-            'message' => 'Not Found',
-        ],
-    ];
-}
-
-function getApiResponseWithError($response, $code)
-{
-    $response->getBody()->write(serializers()->json()->encode(getApiResponseErrors()[$code]));
-    $response->withStatus(getApiResponseErrors()[$code]['http_status_code']);
-    $response->withHeader('Content-Type', 'application/json;charset=' . registry()->get('flextype.settings.charset'));
-    return $response;
-}
\ No newline at end of file