diff --git a/.github/workflows/jekyll-gh-pages.yml b/.github/workflows/jekyll-gh-pages.yml
index 28f057e5d3..fe1633d713 100644
--- a/.github/workflows/jekyll-gh-pages.yml
+++ b/.github/workflows/jekyll-gh-pages.yml
@@ -31,6 +31,7 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: '0'
+          submodules: 'true'
       - name: Support
         uses: actions/checkout@v4
         with: