diff --git a/.github/workflows/pages-deploy.yml b/.github/workflows/pages-deploy.yml
index a0aa1b6..4d6ba6e 100644
--- a/.github/workflows/pages-deploy.yml
+++ b/.github/workflows/pages-deploy.yml
@@ -15,7 +15,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0  # for posts's lastmod