diff --git a/.github/workflows/mkdocs.yml b/.github/workflows/mkdocs.yml
index 75d35b4..c622b3a 100644
--- a/.github/workflows/mkdocs.yml
+++ b/.github/workflows/mkdocs.yml
@@ -48,7 +48,7 @@ jobs:
 
       - name: Deploy docs (branch preview)
         if: github.ref != 'refs/heads/master'
-        uses: nwtgck/actions-netlify@4cbaf4c08f1a7bfa537d6113472ef4424e4eb654 # v3.0
+        uses: nwtgck/actions-netlify@d22a32a27c918fe470bbc562e984f80ec48c2668 # v4.0.0
         with:
           publish-dir: ./site
           production-branch: master