diff --git a/package.json b/package.json
index 8ebe664c..3872a2bb 100644
--- a/package.json
+++ b/package.json
@@ -3,6 +3,9 @@
   "version": "0.23.1",
   "author": "Tobias Koppers @sokra",
   "description": "css loader module for webpack",
+  "engines": {
+    "node": ">=0.12.0"
+  },
   "dependencies": {
     "css-selector-tokenizer": "^0.5.1",
     "cssnano": ">=2.6.1 <4",