diff --git a/Changes b/Changes
index f2bb0b8..ba41d49 100644
--- a/Changes
+++ b/Changes
@@ -1,5 +1,6 @@
 Version 2.3
 
+o More efficient bookmark operations on files with many pages
 o New operation -hard-box to clip contents to a given box
 
 Version 2.2 (March 2017)