diff --git a/README.md b/README.md
index 869b949..1267756 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 # protractor-page-objects
 
+[![Greenkeeper badge](https://badges.greenkeeper.io/digitil/protractor-page-objects.svg)](https://greenkeeper.io/)
+
 [![npm version](https://img.shields.io/npm/v/protractor-page-objects.svg)](https://www.npmjs.com/package/protractor-page-objects)
 [![license](https://img.shields.io/npm/l/protractor-page-objects.svg)](https://www.npmjs.com/package/protractor-page-objects)
 [![Build Status](https://travis-ci.org/digitil/protractor-page-objects.svg)](https://travis-ci.org/digitil/protractor-page-objects)
diff --git a/package.json b/package.json
index c3787da..769915a 100644
--- a/package.json
+++ b/package.json
@@ -8,31 +8,31 @@
     "test": "test"
   },
   "dependencies": {
-    "chai": "~3.5.0",
-    "chai-as-promised": "~6.0.0",
-    "dirty-chai": "~1.2.2",
+    "chai": "~4.1.2",
+    "chai-as-promised": "~7.1.1",
+    "dirty-chai": "~2.0.1",
     "extend": "~3.0.0"
   },
   "devDependencies": {
     "babel-cli": "^6.24.1",
     "babel-preset-es2015": "^6.24.1",
-    "eslint": "^3.19.0",
+    "eslint": "^4.11.0",
     "eslint-config-standard": "^10.2.0",
     "eslint-plugin-import": "^2.2.0",
-    "eslint-plugin-node": "^4.2.2",
+    "eslint-plugin-node": "^5.2.1",
     "eslint-plugin-promise": "^3.5.0",
     "eslint-plugin-standard": "^3.0.1",
     "gulp": "^3.9.1",
-    "gulp-angular-protractor": "^0.2.0",
+    "gulp-angular-protractor": "^1.1.1",
     "gulp-coveralls": "^0.1.4",
     "gulp-gh-pages": "^0.5.4",
     "gulp-istanbul": "^1.1.1",
-    "gulp-live-server": "^0.0.30",
-    "gulp-mocha": "^3.0.1",
+    "gulp-live-server": "^0.0.31",
+    "gulp-mocha": "^4.3.1",
     "jsdoc": "^3.4.2",
-    "protractor": "^4.0.10",
-    "run-sequence": "^1.2.2",
-    "sinon": "^1.17.6",
+    "protractor": "^5.2.0",
+    "run-sequence": "^2.2.0",
+    "sinon": "^4.1.2",
     "sinon-chai": "^2.8.0"
   },
   "peerDependencies": {