diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 04c57f7..5c47834 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -31,6 +31,8 @@ jobs:
     name: Build Site
     runs-on: ubuntu-latest
     steps:
+      - name: Checkout source code
+        uses: actions/checkout@v4.1.7
       - name: Build
         uses: actions/jekyll-build-pages@v1.0.13
         with: