diff --git a/.travis.yml b/.travis.yml
index 0cdf587..2bebfe0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,10 +3,8 @@ sudo: false
 language: node_js
 
 node_js:
-  - "4"
   - "6"
   - "8"
-  - "9"
 
 matrix:
   fast_finish: true
diff --git a/CHANGELOG b/CHANGELOG
index 62357a4..a0647d3 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,5 +1,5 @@
-v1.4.2:
-  date: 2018-05-22
+v2.0.0:
+  date: 2018-05-25
   changes:
     - Update less to ^3.0.0
 v1.4.1:
diff --git a/README.md b/README.md
index fa3c491..40661b9 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# grunt-contrib-less v1.4.2 [![Build Status: Linux](https://travis-ci.org/gruntjs/grunt-contrib-less.svg?branch=master)](https://travis-ci.org/gruntjs/grunt-contrib-less) [![Build Status: Windows](https://ci.appveyor.com/api/projects/status/ho4vr86k30r8un49/branch/master?svg=true)](https://ci.appveyor.com/project/gruntjs/grunt-contrib-less/branch/master)
+# grunt-contrib-less v2.0.0 [![Build Status: Linux](https://travis-ci.org/gruntjs/grunt-contrib-less.svg?branch=master)](https://travis-ci.org/gruntjs/grunt-contrib-less) [![Build Status: Windows](https://ci.appveyor.com/api/projects/status/ho4vr86k30r8un49/branch/master?svg=true)](https://ci.appveyor.com/project/gruntjs/grunt-contrib-less/branch/master)
 
 > Compile LESS files to CSS
 
@@ -200,7 +200,7 @@ less: {
 
 ## Release History
 
- * 2018-05-22   v1.4.2   Update less to ^3.0.0
+ * 2018-05-25   v2.0.0   Update less to ^3.0.0
  * 2017-03-08   v1.4.1   Fix `sourceMappingURL` to be the same as the CSS if not specified, #322. Rethrow the compilation error after printing the message, #315.
  * 2016-07-21   v1.4.0   Update async and less to ~2.7.1.
  * 2016-04-07   v1.3.0   Update lodash and async dependecies.
@@ -240,4 +240,4 @@ less: {
 
 Task submitted by [Tyler Kellen](http://goingslowly.com/)
 
-*This file was generated on Tue May 22 2018 10:47:12.*
+*This file was generated on Fri May 25 2018 16:31:35.*
diff --git a/appveyor.yml b/appveyor.yml
index be50138..45a3df1 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -5,16 +5,10 @@ version: "{build}"
 # What combinations to test
 environment:
   matrix:
-    - nodejs_version: "4"
-      platform: x64
-    - nodejs_version: "4"
-      platform: x86
     - nodejs_version: "6"
       platform: x86
     - nodejs_version: "8"
       platform: x86
-    - nodejs_version: "9"
-      platform: x86
 
 install:
   - ps: Install-Product node $env:nodejs_version $env:platform
diff --git a/package.json b/package.json
index 1e0d1ad..57f6c9b 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "grunt-contrib-less",
   "description": "Compile LESS files to CSS",
-  "version": "1.4.2",
+  "version": "2.0.0",
   "author": {
     "name": "Grunt Team",
     "url": "http://gruntjs.com/"
@@ -9,7 +9,7 @@
   "repository": "gruntjs/grunt-contrib-less",
   "license": "MIT",
   "engines": {
-    "node": ">=0.10.0"
+    "node": ">=6"
   },
   "main": "tasks/less.js",
   "scripts": {
@@ -18,15 +18,15 @@
   "dependencies": {
     "async": "^2.0.0",
     "chalk": "^1.0.0",
-    "less": "^3.0.0",
-    "lodash": "^4.8.2"
+    "less": "^3.0.4",
+    "lodash": "^4.17.10"
   },
   "devDependencies": {
-    "grunt": "^1.0.0",
+    "grunt": "^1.0.2",
     "grunt-contrib-clean": "^1.0.0",
-    "grunt-contrib-internal": "^1.1.0",
+    "grunt-contrib-internal": "^3.0.0",
     "grunt-contrib-jshint": "^1.0.0",
-    "grunt-contrib-nodeunit": "^1.0.0",
+    "grunt-contrib-nodeunit": "^2.0.0",
     "less-plugin-clean-css": "^1.5.0"
   },
   "keywords": [