diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 3c13d1b..ff6ff5a 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -1,5 +1,6 @@
 name: Rust
 
+
 on:
   push:
     branches: [ master ]
@@ -16,6 +17,7 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
+    - uses: jwsi/submodule-checkout@v1
     - name: Build
       run: cargo build --verbose
     - name: Run tests