diff --git a/nose2pytest/assert_tools.py b/nose2pytest/assert_tools.py
index 0a4a24e..ebab8e9 100644
--- a/nose2pytest/assert_tools.py
+++ b/nose2pytest/assert_tools.py
@@ -85,8 +85,8 @@ def do_nothing(self):
 _t = _Dummy('do_nothing')
 
 assert_raises_regex=_t.assertRaisesRegex,
-assert_raises_regexp=_t.assertRaisesRegexp,
-assert_regexp_matches=_t.assertRegexpMatches,
+assert_raises_regexp=_t.assertRaisesRegex,
+assert_regexp_matches=_t.assertRegex,
 assert_warns_regex=_t.assertWarnsRegex,
 
 del _Dummy