diff --git a/.forgejo/workflows/grade.yml b/.forgejo/workflows/grade.yml
index 91a9136..582c8e0 100644
--- a/.forgejo/workflows/grade.yml
+++ b/.forgejo/workflows/grade.yml
@@ -16,7 +16,7 @@ jobs:
       - uses: https://data.forgejo.org/actions/checkout@v6
       - name: Probe workspace
         run: |
-          docker run --rm -v "$PWD":/probe -v /opt/grade/runner-diag:/diag gitea/runner-images:ubuntu-22.04 sh -c 'echo "PWD_IN_JOB=$PWD" > /diag/probe.txt; ls -la /probe >> /diag/probe.txt; find /probe -maxdepth 2 -name "test_public.py" >> /diag/probe.txt 2>&1'
+          echo "WS=$GITHUB_WORKSPACE" > /diag/probe.txt; ls -la "$GITHUB_WORKSPACE" >> /diag/probe.txt 2>&1; docker run --rm -v "$PWD":/probe -v /opt/grade/runner-diag:/diag gitea/runner-images:ubuntu-22.04 sh -c 'echo "PWD_IN_JOB=$PWD" >> /diag/probe.txt; ls /probe >> /diag/probe.txt'
       - name: Grade (blank fails, solved passes)
         run: |
           docker run --rm --network=none \