diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 0ee2995..57716cb 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -27,13 +27,13 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout
+        uses: actions/checkout@main
       - name: Setup Pages
-        uses: actions/configure-pages
+        uses: actions/configure-pages@main
       - name: Build
         run: kotlinc *.kt -d .jar && kotlin -classpath .jar MainKt > _site/index.html
       - name: Upload artifact
-        uses: actions/upload-pages-artifact
+        uses: actions/upload-pages-artifact@main
 
   # Deployment job
   deploy:
@@ -45,4 +45,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages
+        uses: actions/deploy-pages@main