diff --git a/package.json b/package.json
index 273a04c..cab2007 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
     "lodash": "2.4.1"
   },
   "peerDependencies": {
-    "grunt": "~0.4.0"
+    "grunt": ">=0.4.0"
   },
   "keywords": [
     "gruntplugin"