diff --git a/Misc/NEWS b/Misc/NEWS
index b8ea8fe3428..d97d652e11c 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -426,6 +426,10 @@ Core and Builtins
 Library
 -------
 
+- Issue #6896: mailbox.Maildir now invalidates its internal cache each time
+  a modification is done through it.  This fixes inconsistencies and test
+  failures on systems with slightly bogus mtime behaviour.
+
 - Issue #7246 & Issue #7208: getpass now properly flushes input before
   reading from stdin so that existing input does not confuse it and
   lead to incorrect entry or an IOError.  It also properly flushes it