diff --git a/examples/using-mongodb/package.json b/examples/using-mongodb/package.json
index b0ae0d55029e2..da55c1073f7fa 100644
--- a/examples/using-mongodb/package.json
+++ b/examples/using-mongodb/package.json
@@ -7,7 +7,7 @@
     "gatsby": "^2.24.63",
     "gatsby-plugin-react-helmet": "^3.3.11",
     "gatsby-source-mongodb": "^2.3.11",
-    "gatsby-transformer-remark": "^2.8.35",
+    "gatsby-transformer-remark": "^4.0.0",
     "react": "^16.4.1",
     "react-dom": "^16.4.1",
     "react-helmet": "^5.2.1"