diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 35f54ec..69beb15 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -29,7 +29,7 @@ jobs:
         with:
           show-progress: 'false'
       - name: markdownlint
-        uses: DavidAnson/markdownlint-cli2-action@v17
+        uses: DavidAnson/markdownlint-cli2-action@v18
         with:
           globs: |
             *.md