2 files changed, 3 insertions, 0 deletions

diff --git a/CHANGES b/CHANGES
index 3dda8d4..6896ca4 100644
--- a/CHANGES
+++ b/CHANGES
@@ -6,6 +6,8 @@ This file lists the changes in each six version.
 Development version
 -------------------
 
+- Issue #288, pull request #289: Add `six.assertNotRegex`.
+
 - Issue #317: `six.moves._dummy_thread` now points to the `_thread` module on
   Python 3.9+. Python 3.7 and later requires threading and deprecated the
   `_dummy_thread` module.
diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index 7327521..4480c34 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -35,6 +35,7 @@ Peter Ruibal
 Miroslav Shubernetskiy
 Eli Schwartz
 Anthony Sottile
+Jonathan Vanasco
 Lucas Wiman
 Jingxin Zhu