diff --git a/build/package.json b/build/package.json
index 4cb63b2c7..86a05a6c3 100644
--- a/build/package.json
+++ b/build/package.json
@@ -12,7 +12,7 @@
     "grunt-contrib-cssmin": "^3.0.0",
     "grunt-contrib-htmlmin": "^2.0.0",
     "grunt-contrib-imagemin": "^3.1.0",
-    "grunt-contrib-less": "^1.0.0",
+    "grunt-contrib-less": "^2.0.0",
     "grunt-contrib-requirejs": "^1.0.0",
     "grunt-contrib-uglify": "^4.0.1",
     "grunt-inline": "0.3.4",