diff --git a/changelog.txt b/changelog.txt
index 6b0f5458..a6471ab9 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -13,6 +13,7 @@ OPENSEADRAGON CHANGELOG
 * Added optional zoom in the middle of the image instead of pointer position (#1423)
 * Now supporting square edge tiles that are padded rather than cropped (#1426)
 * Fixed an issue causing the simple image tileSource to sometimes show duplicate copies (#1370)
+* Fixed an issue causing seams to appear in semi-transparent PNG tiled images (#1470)
 
 2.3.1: