diff --git a/changelog.txt b/changelog.txt
index 11ca2b6d..04374697 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -7,6 +7,7 @@ OPENSEADRAGON CHANGELOG
 * Documentation fix (#1814 @kenanchristian)
 * Better cleanup on destruction, to avoid memory leaks (#1832 @JoFrMueller)
 * Miscellaneous code cleanup (#1840 @msalsbery)
+* tileSize is no longer hard corded in Zoomify Tile Source (#1704)
 
 2.4.2: