diff --git a/test_pytest_timeout.py b/test_pytest_timeout.py
index 55db45b..6fceb48 100644
--- a/test_pytest_timeout.py
+++ b/test_pytest_timeout.py
@@ -197,7 +197,9 @@ def test_foo(self, fix):
                 pass
     """
     )
-    result = testdir.runpytest("--timeout=0.01", "-s", "--timeout-method={}".format(meth))
+    result = testdir.runpytest(
+        "--timeout=0.01", "-s", "--timeout-method={}".format(meth)
+    )
     assert result.ret > 0
     assert "Timeout" in result.stdout.str() + result.stderr.str()