diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index cbf3222..370da3c 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -15,6 +15,8 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
+      with:
+        submodules: 'recursive'
     - uses: actions-rs/install@v0.1
       with:
         crate: cargo-insta