diff --git a/package.json b/package.json
index 3466dcf76..09aec9aca 100644
--- a/package.json
+++ b/package.json
@@ -82,7 +82,7 @@
     "gatsby-plugin-google-fonts": "1.0.1",
     "gatsby-plugin-manifest": "4.21.0",
     "gatsby-plugin-material-ui": "4.1.0",
-    "gatsby-plugin-mdx": "3.20.0",
+    "gatsby-plugin-mdx": "4.0.0",
     "gatsby-plugin-react-helmet": "5.21.0",
     "gatsby-plugin-webmention": "0.2.0",
     "gatsby-source-filesystem": "4.21.1",