diff --git a/.babelrc b/.babelrc
index 899572849..e5f72c5cb 100644
--- a/.babelrc
+++ b/.babelrc
@@ -4,7 +4,7 @@
     ["env", {
       "loose": true,
       "targets": {
-        "node": 4
+        "node": 6
       },
       "exclude": [
         "transform-regenerator"
diff --git a/.travis.yml b/.travis.yml
index 5542d50d4..ea0677c97 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,9 +7,8 @@ addons:
 
 language: node_js
 node_js:
-  - "6"
-  - "7"
-  - "8"
+  - 6
+  - 8
 cache:
   npm: true
 
diff --git a/package.json b/package.json
index 58096d3e4..c9ef93728 100644
--- a/package.json
+++ b/package.json
@@ -2,6 +2,7 @@
   "name": "preact-cli",
   "version": "1.3.0",
   "description": "Start building a Preact Progressive Web App in seconds.",
+  "repository": "developit/preact-cli",
   "main": "lib/index.js",
   "bin": {
     "preact": "./lib/index.js"
@@ -21,7 +22,9 @@
     "test:watch": "babel-node src watch --cwd examples/root --port 3000",
     "test:deploy": "npm run test:build && cp examples/root/build/index.html examples/root/build/200.html && surge -d cli-demo.preactjs.com examples/root/build"
   },
-  "repository": "developit/preact-cli",
+  "engines": {
+    "node": ">=6"
+  },
   "files": [
     "lib",
     "examples"