diff --git a/gulp/tasks/optimizejs.js b/gulp/tasks/optimizejs.js
deleted file mode 100644
index 2744e096a614fc0f4bcb46ab81965416f2bd56b7..0000000000000000000000000000000000000000
--- a/gulp/tasks/optimizejs.js
+++ /dev/null
@@ -1,11 +0,0 @@
-const gulp   = require('gulp');
-const uglify = require('gulp-uglify');
-const size   = require('gulp-size');
-
-
-module.exports = (source, options, dist) => {
-    return gulp.src(source)
-        .pipe(uglify(options))
-        .pipe(gulp.dest(dist))
-        .pipe(size());
-};