diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3ec94a4e..c7ecc59b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,10 @@ All notable changes to [bpmn-js](https://github.com/bpmn-io/bpmn-js) are documen
 
 ___Note:__ Yet to be released changes appear here._
 
+## 3.2.0
+
+* `FEAT`: set isHorizontal=true for new and updated participant/lane DIs ([#934](https://github.com/bpmn-io/bpmn-js/issues/934))
+
 ## 3.1.1
 
 * `CHORE`: update to `diagram-js@3.1.1`