diff --git a/.github/workflows/markdown-lint.yml b/.github/workflows/markdown-lint.yml
index 1afa1d1..8f4597f 100644
--- a/.github/workflows/markdown-lint.yml
+++ b/.github/workflows/markdown-lint.yml
@@ -35,5 +35,5 @@ jobs:
   markdown-lint:
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@b80ff79f1755d06ba70441c368a6fe801f5f3a62
+      - uses: actions/checkout@b6849436894e144dbce29d7d7fda2ae3bf9d8365
       - uses: articulate/actions-markdownlint@v1