diff --git a/CHANGELOG.md b/CHANGELOG.md
index aa1922ab6c..1bd7ff46c7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -28,6 +28,7 @@ BUG FIXES:
   * provider/aws: Allow cluster name, not only ARN for `aws_ecs_service` [GH-3668]
   * provider/aws: ignore association not exist on route table destroy [GH-3615]
   * provider/digitalocean: fix issue preventing SSH fingerprints from working [GH-3633]
+  * provider/openstack: Fix several issues causing unresolvable diffs [GH-3440]
   * provider/vsphere: Fix d.SetConnInfo error in case of a missing IP address [GH-3636]
 
 ## 0.6.6 (October 23, 2015)