diff --git a/.github/workflows/website.yml b/.github/workflows/website.yml
index 384bb21..7232544 100644
--- a/.github/workflows/website.yml
+++ b/.github/workflows/website.yml
@@ -30,6 +30,6 @@ jobs:
           cd ..
           cp -R docs demo/dist
       - name: Deploy website
-        uses: JamesIves/github-pages-deploy-action@v4
+        uses: JamesIves/github-pages-deploy-action@6c2d9db40f9296374acc17b90404b6e8864128c8  # v4.7.3
         with:
           folder: demo/dist