diff --git a/.github/workflows/pr-markdownlint.yml b/.github/workflows/pr-markdownlint.yml
index 4e25aa9..59a7c5d 100644
--- a/.github/workflows/pr-markdownlint.yml
+++ b/.github/workflows/pr-markdownlint.yml
@@ -8,6 +8,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: DavidAnson/markdownlint-cli2-action@v19
+      - uses: DavidAnson/markdownlint-cli2-action@v20
         with:
           globs: '**/*.md'