diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index b65a4b4..b469795 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -41,7 +41,8 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
-      submodule: true
+      with:
+        submodules: true
     - uses: dtolnay/rust-toolchain@master
       with:
         toolchain: ${{ matrix.rust }}