diff --git a/.forgejo/workflows/serve.yaml b/.forgejo/workflows/serve.yaml
index d374f5b..288d8c8 100644
--- a/.forgejo/workflows/serve.yaml
+++ b/.forgejo/workflows/serve.yaml
@@ -8,6 +8,8 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
+        with:
+          submodules: "true"
       - name: Initialize virtual environment
         run: /usr/bin/python -m venv .venv
       - name: Install dependencies