diff --git a/Misc/ACKS b/Misc/ACKS
index cc33061..c8e7e62 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -60,6 +60,7 @@
 David Beazley
 Robin Becker
 Neal Becker
+Torsten Becker
 Bill Bedford
 Reimer Behrends
 Ben Bell
diff --git a/Misc/NEWS b/Misc/NEWS
index 63e8d72..b1d078f 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -43,6 +43,9 @@
   rather than the Py_IsInitialized flag, avoiding a Fatal Python
   error in certain circumstances when an import is done in __del__.
 
+- issue #11828: startswith and endswith don't accept None as slice index.
+  Patch by Torsten Becker.
+
 - Issue #10674: Remove unused 'dictmaker' rule from grammar.
 
 - Issue #10596: Fix float.__mod__ to have the same behaviour as