diff --git a/.nvmrc b/.nvmrc
index ade65226e0..826f5ce030 100644
--- a/.nvmrc
+++ b/.nvmrc
@@ -1 +1 @@
-5.4.1
+6.6.0
diff --git a/.travis.yml b/.travis.yml
index f71055a89d..8194137c1a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,7 @@
 language: node_js
 sudo: false
 node_js:
-  - '5.4.1'
+  - '6.6.0'
 
 addons:
 #  firefox: "38.0"
diff --git a/gulpfile.js b/gulpfile.js
index 3508d708be..99abcbec26 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -4,7 +4,7 @@
 // This is to ensure that we catch env issues before we error while requiring other dependencies.
 require('./tools/check-environment')({
   requiredNpmVersion: '>=3.5.3 <4.0.0',
-  requiredNodeVersion: '>=5.4.1 <6.0.0',
+  requiredNodeVersion: '>=5.4.1 <7.0.0',
 });
 
 const gulp = require('gulp');
diff --git a/package.json b/package.json
index 225ae06aba..8f4e756af3 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,7 @@
   "bugs": "https://github.com/angular/angular/issues",
   "license": "MIT",
   "engines": {
-    "node": ">= 5.4.1 < 6"
+    "node": ">= 5.4.1 < 7"
   },
   "repository": {
     "type": "git",