diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index c1e58d7..943bfae 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -30,7 +30,7 @@ jobs:
           BASE_PATH: /my-app/
 
       - name: upload artifact
-        uses: actions/upload-pages-artifact@v3
+        uses: actions/upload-pages-artifact@v3.0.1
         with:
           path: '.output/public'
 
@@ -44,4 +44,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v2
+        uses: actions/deploy-pages@v4.0.5