diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index db6770e..3420973 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -10,6 +10,11 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: true  # Fetch Hugo themes (true OR recursive)
+          fetch-depth: 0    # Fetch all history for .GitInfo and .Lastmod
+
       - name: Setup Hugo
         uses: peaceiris/actions-hugo@v3
         with: