diff --git a/.github/workflows/pythonapp.yml b/.github/workflows/pythonapp.yml
index b2243eb8..6a8e84ec 100644
--- a/.github/workflows/pythonapp.yml
+++ b/.github/workflows/pythonapp.yml
@@ -101,6 +101,10 @@ jobs:
     needs: test
 
     steps:
+    - uses: actions/checkout@v2
+      with:
+        submodules: recursive
+
     - name: Download coverage k5 g1
       uses: actions/download-artifact@v3
       with: