diff --git a/assets/package.json b/assets/package.json
index 3fc9ee2e2e86..d964b2cc7737 100644
--- a/assets/package.json
+++ b/assets/package.json
@@ -43,7 +43,14 @@
     "grunt-protractor-runner": "1.2.1",
     "jasmine-spec-reporter": "1.1.2",
     "protractor-screenshot-reporter": "0.0.5",
-    "jasmine-beforeall": "0.1.1"
+    "jasmine-beforeall": "0.1.1",
+
+    "clean-css": "2.1.8",
+    "html-minifier": "0.7.0",
+    "imagemin": "1.0.5",
+    "less": "2.4.0",
+    "pretty-bytes": "1.0.4",
+    "uglify-js": "2.4.17"
   },
   "engines": {
     "node": ">=0.10.0"
diff --git a/hack/clean-assets.sh b/hack/clean-assets.sh
index 8508a33aaafb..d99ecb8ee7d7 100755
--- a/hack/clean-assets.sh
+++ b/hack/clean-assets.sh
@@ -6,9 +6,9 @@ OS_ROOT=$(dirname "${BASH_SOURCE}")/..
 source "${OS_ROOT}/hack/common.sh"
 
 pushd ${OS_ROOT}/assets > /dev/null
-  echo "Cleaning up bower_components, node_components, and dist directories..."
+  echo "Cleaning up bower_components, node_modules, and dist directories..."
   rm -rf bower_components/*
-  rm -rf node_components/*
+  rm -rf node_modules/*
   rm -rf dist/*
 
   if which bower > /dev/null 2>&1 ; then