diff --git a/.github/workflows/cspell.yml b/.github/workflows/cspell.yml
index 0b942ed259..8708673b13 100644
--- a/.github/workflows/cspell.yml
+++ b/.github/workflows/cspell.yml
@@ -31,6 +31,6 @@ jobs:
         uses: streetsidesoftware/cspell-action@v6
         with:
           config: ".cspell.json"
-          files: "**/*.md"
+          files: "**/*.{md,mdx}"
           inline: error
           incremental_files_only: false