diff --git a/changelog.txt b/changelog.txt
index e4b0f207..9cc0dba1 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -26,6 +26,7 @@ OPENSEADRAGON CHANGELOG
 * Added 'tile-load-failed' event (#725)
 * Fixed issue with tiledImages loading tiles at every level instead of just the best level (#728)
 * Fixed placeholderFillStyle flicker (#727)
+* Fix for Chrome (v45) issue that key is sometimes undefined outside of the for-in loop (#730)
 
 2.0.0: