diff --git a/package.json b/package.json
index 648d58d..7c7a71f 100644
--- a/package.json
+++ b/package.json
@@ -52,7 +52,7 @@
     "devDependencies": {
         "chai": "^3.5.0",
         "grunt": "^0.4.5",
-        "grunt-contrib-copy": "^0.8.2",
+        "grunt-contrib-copy": "^1.0.0",
         "grunt-contrib-jshint": "^1.0.0",
         "grunt-karma": "^0.12.1",
         "grunt-shell": "^1.2.1",