diff --git a/CHANGELOG.md b/CHANGELOG.md
index ce44392..a1a4441 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,10 @@
 Changelog
 ---------
 
+**6.3.1**
+
+- Support Openstack Debian images (contribution by @pallinger)
+
 **6.3.0**
 
 - Support Raspbian (contribution by @penguineer)