diff --git a/.gitea/workflows/make_png.yaml b/.gitea/workflows/make_png.yaml
index 4c9c4b1..8e25ebc 100644
--- a/.gitea/workflows/make_png.yaml
+++ b/.gitea/workflows/make_png.yaml
@@ -11,11 +11,13 @@ jobs:
         uses: actions/checkout@v4
         with:
           path: curr
+          submodules: recursive
       - name: Checkout prev
         uses: actions/checkout@v4
         with:
           path: prev
           fetch-depth: 2
+          submodules: recursive
       - run: cd prev && git checkout HEAD^
       - name: Configure CMake for curr
         run: cmake -S curr -B curr/build