diff --git a/package.json b/package.json
index 7ae6d8d..c681e59 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "grunt-contrib-copy": "~0.4.0"
   },
   "peerDependencies": {
-    "grunt": "~0.4.0"
+    "grunt": ">=0.4.0"
   },
   "keywords": [
     "gruntplugin",