diff --git a/package.json b/package.json
index 0c50f73889..80e926dbd1 100644
--- a/package.json
+++ b/package.json
@@ -2,14 +2,14 @@
   "description": "Atom docs",
   "private": true,
   "dependencies": {
-    "gulp": "^3.9.0",
+    "gulp": "^4.0.0",
     "gulp-coffee": "^2.3.1",
     "gulp-concat": "^2.6.0",
     "gulp-connect": "^2.2.0",
     "gulp-if": "^2.0.0",
     "gulp-minify-css": "^1.2.1",
     "gulp-replace": "^0.5.4",
-    "gulp-sass": "^2.0.4",
+    "gulp-sass": "^5.0.0",
     "gulp-uglify": "^1.4.2",
     "js-yaml": "^3.4.3"
   },