diff --git a/changelog.txt b/changelog.txt
index 9ab9539d..e63036f5 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -3,6 +3,8 @@ OPENSEADRAGON CHANGELOG
 
 2.2.1: (in progress)
 
+* Fixed problems with zoom/pan constraints with certain extreme settings (#965)
+
 2.2.0:
 
 * BREAKING CHANGE: Viewport.homeBounds, Viewport.contentSize, Viewport.contentAspectX and