diff --git a/tests/bugs/gh_6801_test.py b/tests/bugs/gh_6801_test.py
index 8818005f..0da1cf71 100644
--- a/tests/bugs/gh_6801_test.py
+++ b/tests/bugs/gh_6801_test.py
@@ -127,5 +127,5 @@ expected_stdout = """
 @pytest.mark.version('>=4.0.1')
 def test_1(act: Action):
     act.expected_stdout = expected_stdout
-    act.execute()
+    act.execute(combine_output = True)
     assert act.clean_stdout == act.clean_expected_stdout