diff --git a/README.md b/README.md
index 1ce598a..27404c5 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 # less-vars-loader
 
+[![Greenkeeper badge](https://badges.greenkeeper.io/joscha/less-vars-loader.svg)](https://greenkeeper.io/)
+
 [![Build status](https://img.shields.io/travis/joscha/less-vars-loader/master.svg)](https://travis-ci.org/joscha/less-vars-loader)
 [![npm](https://img.shields.io/npm/v/less-vars-loader.svg)](https://www.npmjs.com/package/less-vars-loader)
 ![npm](https://img.shields.io/npm/l/less-vars-loader.svg)
diff --git a/package.json b/package.json
index 4103445..72ce803 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,7 @@
   },
   "homepage": "https://github.com/joscha/less-vars-loader#readme",
   "dependencies": {
-    "camelcase": "^3.0.0",
+    "camelcase": "^4.0.0",
     "less-vars-to-js": "^1.1.2",
     "loader-utils": "^0.2.16",
     "object.entries": "^1.0.3"
@@ -36,8 +36,8 @@
     "chai": "^3.5.0",
     "cz-conventional-changelog": "^1.2.0",
     "mocha": "^3.0.2",
-    "semantic-release": "^4.3.5",
-    "webpack": "^1.9.10"
+    "semantic-release": "^6.3.2",
+    "webpack": "^2.2.1"
   },
   "config": {
     "commitizen": {