diff --git a/package.json b/package.json
index 8499757..81446fd 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "css-loader": "^0.9.1",
     "express": "^4.15.2",
     "file-loader": "^0.8.1",
-    "gulp": "^3.9.1",
+    "gulp": "^4.0.0",
     "gulp-rename": "^1.2.2",
     "gulp-template": "^4.0.0",
     "http-server": "^0.9.0",