diff --git a/gulpfile.overrides-sample.js b/gulpfile.overrides-sample.js
deleted file mode 100644
index 9ba324e..0000000
--- a/gulpfile.overrides-sample.js
+++ /dev/null
@@ -1,34 +0,0 @@
-/*
- * Copyright (C) con terra GmbH
- */
-/*
-  Rename this file to `gulpfile.overrides.js`, then you are able to modify the listed build flags.
-
-  Do not commit this file, it is intended to be a local developer file.
-
-*/
-module.exports = {
-    // debug mode of ct-mapapps-gulp-js
-    debug: true,
-
-    // enable linting during watch
-    lintOnWatch: true,
-
-    // use https not http (uses self signed certificate )
-    https: false,
-
-    // should the browser reload the open windows if files change
-    autoReload: true,
-
-    // disable initial build before starting the dev server
-    previewNoInitialBuild: false,
-
-    // defines how much workers are maximal allowed to use (3 is enough)
-    rollupBuildMaxWorkers: 1,
-
-    // on which port should the dev server be opened
-    port: 9090,
-
-    // should the browser be opened pointing to the dev server?
-    openBrowser: true,
-};