diff --git a/package.json b/package.json
index b422dd1..9f74c47 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "csvtojson": "^1.1.7",
     "express": "^4.15.3",
     "gulp": "^4.0.0",
-    "gulp-less": "^3.3.2",
+    "gulp-less": "^4.0.0",
     "lodash": "^4.17.4",
     "log4js": "^1.1.1",
     "mongoose": "^4.11.1",