diff --git a/package.json b/package.json
index 4ae49db..7938875 100644
--- a/package.json
+++ b/package.json
@@ -52,6 +52,6 @@
     "grunt-contrib-internal": "~0.4.2"
   },
   "peerDependencies": {
-    "grunt": "~0.4.0"
+    "grunt": ">=0.4.0"
   }
 }