diff --git a/mypy/myunit/__init__.py b/mypy/myunit/__init__.py
index 26b9a4574661..495c222e9563 100644
--- a/mypy/myunit/__init__.py
+++ b/mypy/myunit/__init__.py
@@ -131,7 +131,10 @@ def tear_down(self) -> None:
         if self.suite:
             self.suite.tear_down()
         os.chdir(self.old_cwd)
-        self.tmpdir.cleanup()
+        try:
+            self.tmpdir.cleanup()
+        except OSError:
+            pass
         self.old_cwd = None
         self.tmpdir = None