diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index c6f71d7..631a514 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -28,4 +28,4 @@ jobs:
       - name: Run tests
         run: |
           xonsh -c "xontrib load pygitstatus"
-          bash -c "set -o pipefail && pytest --collect-only --quiet | grep -v 'tests collected' | xargs --max-procs=1 --max-args=1 sh -c 'pytest $0 || exit 255'"
+          bash -c "set -o pipefail && pytest --collect-only --quiet | grep -v 'tests collected' | xargs --replace='%0' --max-procs=1 --max-args=1 sh -c 'pytest %0 || exit 255'"