diff --git a/test/test_exit_code.py b/test/test_exit_code.py
index bae2be9..3a37063 100644
--- a/test/test_exit_code.py
+++ b/test/test_exit_code.py
@@ -20,3 +20,3 @@ class TestExitCode(unittest.TestCase):
             sys.argv = ['<ignored>', '--exit-code', tmpfile.name]
-            self.assertRaisesRegexp(SystemExit, '0', self.run_action)
+            self.assertRaisesRegex(SystemExit, '0', self.run_action)
 
@@ -29,3 +29,3 @@ class TestExitCode(unittest.TestCase):
             sys.argv = ['<ignored>', '--exit-code', tmpfile.name]
-            self.assertRaisesRegexp(SystemExit, '1', self.run_action)
+            self.assertRaisesRegex(SystemExit, '1', self.run_action)