diff --git a/README.md b/README.md
index 247051b..0aa0c65 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,8 @@ Preconf is just 400 bytes and works well with [preact-context-provider](https://
 
 ## Usage
 
+[![Greenkeeper badge](https://badges.greenkeeper.io/synacor/preconf.svg)](https://greenkeeper.io/)
+
 ```js
 import preconf from 'preconf';
 import Provider from 'preact-context-provider';
diff --git a/package.json b/package.json
index 6eba6ec..790a263 100644
--- a/package.json
+++ b/package.json
@@ -64,14 +64,14 @@
     "babel-register": "^6.18.0",
     "chai": "^4.0.2",
     "documentation": "^4.0.0-beta.18",
-    "eslint": "^3.10.2",
+    "eslint": "^4.0.0",
     "eslint-config-synacor": "^1.0.0",
-    "eslint-plugin-react": "^6.7.1",
+    "eslint-plugin-react": "^7.1.0",
     "mocha": "^3.1.2",
     "npm-run-all": "^4.0.2",
-    "preact": "^7.2.0",
+    "preact": "^8.1.0",
     "preact-context-provider": "^1.0.0",
-    "rollup": "^0.42.0",
+    "rollup": "^0.43.0",
     "rollup-plugin-buble": "^0.15.0",
     "sinon": "^2.3.2",
     "sinon-chai": "^2.8.0",