diff --git a/.github/workflows/qc.yml b/.github/workflows/qc.yml
index a75049c..06ebac8 100644
--- a/.github/workflows/qc.yml
+++ b/.github/workflows/qc.yml
@@ -33,4 +33,4 @@ jobs:
         run: poetry run tox -e lint
 
       - name: Test with pytest and generate coverage file
-        run: poetry run tox -e py
+        run: poetry run tox -e py -- --ignore=tests/test_tester.py