diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 266db13..803de16 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -28,7 +28,7 @@ jobs:
     steps:
       - uses: actions/checkout@v5
 
-      - uses: DavidAnson/markdownlint-cli2-action@v20
+      - uses: DavidAnson/markdownlint-cli2-action@v21
         with:
           globs: |
             README.md