diff --git a/package.json b/package.json
index 32007af..93c6673 100644
--- a/package.json
+++ b/package.json
@@ -30,6 +30,6 @@
     "grunt-contrib-watch": "~0.2.0"
   },
   "peerDependencies": {
-    "grunt": "0.4.x"
+    "grunt": ">=0.4.0"
   }
 }