diff --git a/package.json b/package.json
index 7915488d..b58ec666 100644
--- a/package.json
+++ b/package.json
@@ -42,6 +42,7 @@
     "gulp-coffeelint": "^0.5.0",
     "gulp-concat": "^2.5.2",
     "gulp-csslint": "^0.2.0",
+    "gulp-filter": "^3.0.1",
     "gulp-flatten": "0.2.0",
     "gulp-if": "^2.0.0",
     "gulp-imagemin": "^2.2.1",