diff --git a/package.json b/package.json
index 4e99b56..a043fc0 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
   "description": "CSS Framework",
   "author": "Mike Seaby <mike@pixelspring.co.uk",
   "dependencies": {
-    "gulp": "^3.9.1",
+    "gulp": "^4.0.0",
     "gulp-autoprefixer": "^3.1.0",
     "gulp-concat": "^2.6.0",
     "gulp-cssnano": "^2.1.2",