diff --git a/ChangeLog.txt b/ChangeLog.txt
index e9c41e4c..3077d171 100644
--- a/ChangeLog.txt
+++ b/ChangeLog.txt
@@ -1,5 +1,16 @@
+Version 1.2.0-pre
+
+* New Features
+  - Indented soft wrap (danyaPostfactum)
+
+* API Changes
+  - unified delta types `{start, end, action, lines}`  (Alden Daniels https://github.com/ajaxorg/ace/pull/1745)
+  - "change" event listeners on session and editor get delta objects directly
+
 2015.04.03 Version 1.1.9
 
+  - Small Enhancements and Bugfixes
+
 2014.11.08 Version 1.1.8
 
 * API Changes