diff --git a/package.json b/package.json
index 01be34a..41021d0 100644
--- a/package.json
+++ b/package.json
@@ -34,6 +34,8 @@
     "gulp-sass": "^2.3.2",
     "gulp-uglify": "^1.5.3",
     "gulp-watch": "^4.3.6",
+    "gulp-clone": "^1.0.0",
+    "gulp-merge": "^0.1.1",
     "gulp-cssnano": "^2.1.2",
     "gulp-sourcemaps": "^1.6.0",
     "merge2": "^1.0.2",