diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index aa66f2f..ebac180 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -22,6 +22,8 @@ jobs:
     if: "!startsWith(github.ref, 'refs/tags')"
     steps:
       - uses: actions/checkout@v4
+        with:
+          submodules: true
       - uses: DeterminateSystems/nix-installer-action@v4
       - uses: DeterminateSystems/magic-nix-cache-action@main
       - run: nix flake check
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 5512cdc..f21218c 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -38,6 +38,8 @@ jobs:
     name: build ${{ matrix.target }}
     steps:
       - uses: actions/checkout@v4
+        with:
+            submodules: true
       - uses: dtolnay/rust-toolchain@nightly
       - uses: taiki-e/install-action@just
       - uses: mozilla-actions/sccache-action@v0.0.3