diff --git a/.github/workflows/prod-image.yaml b/.github/workflows/prod-image.yaml
index 0222cfdc..6313f14c 100644
--- a/.github/workflows/prod-image.yaml
+++ b/.github/workflows/prod-image.yaml
@@ -27,6 +27,8 @@ jobs:
     steps:
       - name: Checkout
         uses: "actions/checkout@v4"
+        with:
+          submodules: 'recursive'
 
       ### Preparation: Auth, setup ###