diff --git a/package.json b/package.json
index 04b54cfe6..4737e80fe 100644
--- a/package.json
+++ b/package.json
@@ -26,10 +26,10 @@
     "grunt-bump": "~0.0.11",
     "grunt-concurrent": "~0.4.0",
     "grunt-contrib-clean": "~0.5.0",
-    "grunt-contrib-coffee": "~0.7.0",
+    "grunt-contrib-coffee": "~0.8.0",
     "grunt-contrib-compress": "~0.5.2",
     "grunt-contrib-concat": "~0.3.0",
-    "grunt-contrib-copy": "~0.4.1",
+    "grunt-contrib-copy": "~0.5.0",
     "grunt-contrib-watch": "~0.5.3",
     "grunt-shell": "~0.6.0",
     "load-grunt-tasks": "~0.2.0"