diff --git a/gulpfile.js b/gulpfile.js
deleted file mode 100644
index 2578f25b..00000000
--- a/gulpfile.js
+++ /dev/null
@@ -1,148 +0,0 @@
-/*---------------------------------------------------------------------------------------------
- *  Copyright (c) Microsoft Corporation. All rights reserved.
- *  Licensed under the MIT License. See License.txt in the project root for license information.
- *--------------------------------------------------------------------------------------------*/
-
-var gulp = require('gulp');
-var tsb = require('gulp-tsb');
-var assign = require('object-assign');
-var fs = require('fs');
-var path = require('path');
-var merge = require('merge-stream');
-var rjs = require('gulp-requirejs');
-var uglify = require('gulp-uglify');
-var rimraf = require('rimraf');
-var es = require('event-stream');
-
-gulp.task('clean-release', function(cb) { rimraf('release', { maxBusyTries: 1 }, cb); });
-gulp.task('release', ['clean-release','compile'], function() {
-
-	var sha1 = getGitVersion(__dirname);
-	var semver = require('./package.json').version;
-	var headerVersion = semver + '(' + sha1 + ')';
-
-	var BUNDLED_FILE_HEADER = [
-		'/*!-----------------------------------------------------------------------------',
-		' * Copyright (c) Microsoft Corporation. All rights reserved.',
-		' * monaco-css version: ' + headerVersion,
-		' * Released under the MIT license',
-		' * https://github.com/Microsoft/monaco-css/blob/master/LICENSE.md',
-		' *-----------------------------------------------------------------------------*/',
-		''
-	].join('\n');
-
-	function bundleOne(moduleId, exclude) {
-		return rjs({
-			baseUrl: '/out/',
-			name: 'vs/language/css/' + moduleId,
-			out: moduleId + '.js',
-			exclude: exclude,
-			paths: {
-				'vs/language/css': __dirname + '/out'
-			},
-			packages: [{
-				name: 'vscode-css-languageservice',
-				location: __dirname + '/node_modules/vscode-css-languageservice/lib',
-				main: 'cssLanguageService'
-			}, {
-				name: 'vscode-languageserver-types',
-				location: __dirname + '/node_modules/vscode-languageserver-types/lib',
-				main: 'main'
-			}, {
-				name: 'vscode-nls',
-				location: __dirname + '/out/fillers',
-				main: 'vscode-nls'
-			}]
-		})
-	}
-
-	return merge(
-		merge(
-			bundleOne('monaco.contribution', ['vs/language/css/cssMode']),
-			bundleOne('cssMode'),
-			bundleOne('cssWorker')
-		)
-		.pipe(es.through(function(data) {
-			data.contents = new Buffer(
-				BUNDLED_FILE_HEADER
-				+ data.contents.toString()
-			);
-			this.emit('data', data);
-		}))
-		.pipe(gulp.dest('./release/dev'))
-		.pipe(uglify({
-			preserveComments: 'some'
-		}))
-		.pipe(gulp.dest('./release/min')),
-		gulp.src('src/monaco.d.ts').pipe(gulp.dest('./release/min'))
-	);
-});
-
-
-var compilation = tsb.create(assign({ verbose: true }, require('./src/tsconfig.json').compilerOptions));
-
-var tsSources = 'src/**/*.ts';
-
-function compileTask() {
-	return merge(
-		gulp.src(tsSources).pipe(compilation())
-	)
-	.pipe(gulp.dest('out'));
-}
-
-gulp.task('clean-out', function(cb) { rimraf('out', { maxBusyTries: 1 }, cb); });
-gulp.task('compile', ['clean-out'], compileTask);
-gulp.task('compile-without-clean', compileTask);
-gulp.task('watch', ['compile'], function() {
-	gulp.watch(tsSources, ['compile-without-clean']);
-});
-
-function getGitVersion(repo) {
-	var git = path.join(repo, '.git');
-	var headPath = path.join(git, 'HEAD');
-	var head;
-
-	try {
-		head = fs.readFileSync(headPath, 'utf8').trim();
-	} catch (e) {
-		return void 0;
-	}
-
-	if (/^[0-9a-f]{40}$/i.test(head)) {
-		return head;
-	}
-
-	var refMatch = /^ref: (.*)$/.exec(head);
-
-	if (!refMatch) {
-		return void 0;
-	}
-
-	var ref = refMatch[1];
-	var refPath = path.join(git, ref);
-
-	try {
-		return fs.readFileSync(refPath, 'utf8').trim();
-	} catch (e) {
-		// noop
-	}
-
-	var packedRefsPath = path.join(git, 'packed-refs');
-	var refsRaw;
-
-	try {
-		refsRaw = fs.readFileSync(packedRefsPath, 'utf8').trim();
-	} catch (e) {
-		return void 0;
-	}
-
-	var refsRegex = /^([0-9a-f]{40})\s+(.+)$/gm;
-	var refsMatch;
-	var refs = {};
-
-	while (refsMatch = refsRegex.exec(refsRaw)) {
-		refs[refsMatch[2]] = refsMatch[1];
-	}
-
-	return refs[ref];
-}
\ No newline at end of file