diff --git a/lib/config/presets/internal/monorepo.ts b/lib/config/presets/internal/monorepo.ts
index bf310d9e5e83d6..3bcc800bf49d15 100644
--- a/lib/config/presets/internal/monorepo.ts
+++ b/lib/config/presets/internal/monorepo.ts
@@ -340,6 +340,7 @@ const repoGroups = {
   'material-ui': [
     'https://github.com/mui-org/material-ui', // Previous organization name (see: https://github.com/mui/material-ui/pull/30944)
     'https://github.com/mui/material-ui',
+    'https://github.com/mui/mui-x',
   ],
   'mdc-react': 'material-components/material-components-web-react',
   mdx: 'https://github.com/mdx-js/mdx',