diff --git a/changelog.txt b/changelog.txt
index eeed3a08..ea669fa1 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -15,6 +15,7 @@ OPENSEADRAGON CHANGELOG
 * The viewer now emits before-destroy and destroy events (#2239 @pearcetm)
 * Improved documentation (#2211 @shyamkumaryadav)
 * Fixed: Cropping tiled images with polygons was broken (#2183 @altert)
+* Fixed: IIIF tile sizes would be calculated wrong on rare occasions (#2206 @filak)
 * Fixed: Disabling buttons only changed their appearance, but they were still clickable (#2187 @pearcetm)
 * Fixed: ImageTileSource produced an error having to do with getTileHashKey (#2190 @Aiosa)
 * Fixed: On startup you would get an unnecessary "Viewer.buttons is deprecated" warning (#2201 @joedf, #2219 @jssullivan, #2212 @joedf)