diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 476384e..dc69d7b 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -11,6 +11,8 @@ jobs:
     steps:
       - name: Checkout repository
         uses: actions/checkout@v3
+        with:
+          submodules: true
 
       - name: Install Rust
         uses: dtolnay/rust-toolchain@stable