diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 35274dd..26d6156 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -29,7 +29,7 @@ jobs:
 
       # uses .markdownlint.yml for configuration
       - name: markdownlint
-        uses: DavidAnson/markdownlint-cli2-action@db43aef879112c3119a410d69f66701e0d530809 # v17.0.0
+        uses: DavidAnson/markdownlint-cli2-action@eb5ca3ab411449c66620fe7f1b3c9e10547144b0 # v18.0.0
         with:
           globs: |
             .github/**/*.md