diff --git a/package.json b/package.json
index 28ab58f..ac7e109 100644
--- a/package.json
+++ b/package.json
@@ -65,6 +65,6 @@
   },
   "main": "dist/MaterialColorPicker.js",
   "engines": {
-    "npm": "^3.0.0"
+    "npm": ">=3.0.0"
   }
 }