diff --git a/tests/rules/test_rm_dir.py b/tests/rules/test_rm_dir.py
index 23ca81f..ae8c92f 100644
--- a/tests/rules/test_rm_dir.py
+++ b/tests/rules/test_rm_dir.py
@@ -11,7 +11,6 @@ from tests.utils import Command
     ])
 def test_match(command):
     assert match(command, None)
-    assert match(command, None)
 
 
 @pytest.mark.parametrize('command', [