diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 7ae98f3..bc4cbef 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -17,6 +17,6 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Build
-      run: cargo build --verbose
+      run: git submodule update --init && cargo build --verbose
     - name: Run tests
-      run: cargo test --verbose
+      run: git submodule update --init && cargo test --verbose