diff --git a/tests/config/test_configtypes.py b/tests/config/test_configtypes.py
index e232b496c..23fd8833d 100644
--- a/tests/config/test_configtypes.py
+++ b/tests/config/test_configtypes.py
@@ -1077,6 +1077,7 @@ class TestRegexList:
         assert klass().transform(val) == expected
 
 
+@pytest.mark.usefixtures('qapp')
 class TestFileAndUserStyleSheet:
 
     """Test File/UserStyleSheet."""