diff --git a/package.json b/package.json
index 10489bb..3423e16 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
   "devDependencies": {
     "grunt-contrib-qunit": "~0.5.2",
     "grunt-contrib-jshint": "~0.6.4",
-    "grunt-contrib-cssmin": "~0.4.1",
+    "grunt-contrib-cssmin": "~0.12.2",
     "grunt-contrib-uglify": "~0.2.4",
     "grunt-contrib-watch": "~0.5.3",
     "grunt-sass": "~0.14.0",