diff --git a/.github/workflows/pythonpackage.yml b/.github/workflows/pythonpackage.yml
index 031b0e6b2..1902ecb19 100644
--- a/.github/workflows/pythonpackage.yml
+++ b/.github/workflows/pythonpackage.yml
@@ -46,7 +46,8 @@ jobs:
       if: startsWith(matrix.os, 'windows')
       uses: Vampire/setup-wsl@v3.1.1
       with:
-        distribution: Debian
+        distribution: Alpine
+        additional-packages: bash
 
     - name: Prepare this repo for tests
       run: |