diff --git a/testing/test_monkeypatch.py b/testing/test_monkeypatch.py
index b81a656ea..ebc233fbf 100644
--- a/testing/test_monkeypatch.py
+++ b/testing/test_monkeypatch.py
@@ -339,7 +339,7 @@ def test_importerror(testdir):
     )
     testdir.tmpdir.join("test_importerror.py").write(
         textwrap.dedent(
-            r"""\
+            """\
         def test_importerror(monkeypatch):
             monkeypatch.setattr('package.a.x', 2)
     """