diff --git a/changelog.txt b/changelog.txt
index 23ad79fe..980d78a1 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,6 +1,8 @@
 OPENSEADRAGON CHANGELOG
 =======================
 
+2.3.1: (In Progress)
+
 2.3.0:
 
 * BREAKING CHANGE: Tile.distance has been removed (#1027)