diff --git a/examples/sitemap/package.json b/examples/sitemap/package.json
index 1dd9f94e3266d..3223c3a9eb437 100644
--- a/examples/sitemap/package.json
+++ b/examples/sitemap/package.json
@@ -5,9 +5,9 @@
   "version": "1.0.0",
   "author": "Nicholas Young <nicholas@nicholaswyoung.com>",
   "dependencies": {
-    "gatsby": "^2.0.0",
+    "gatsby": "^4.0.0",
     "gatsby-plugin-sitemap": "^2.0.1",
-    "gatsby-source-filesystem": "^2.0.1",
+    "gatsby-source-filesystem": "^4.21.0",
     "gatsby-transformer-remark": "^2.1.1",
     "react": "^16.3.2",
     "react-dom": "^16.3.2"