diff --git a/CHANGELOG.md b/CHANGELOG.md
index 479d0ce4e..d03fbd5b2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -25,6 +25,7 @@ IMPROVEMENTS:
   * provider/vsphere: Rename vcenter_server config parameter to something clearer [GH-3718]
   * provider/vsphere: Make allow_unverified_ssl a configuable on the provider [GH-3933]
   * provider/vsphere: Add folder handling for folder-qualified vm names [GH-3939]
+  * provider/vsphere: Change ip_address parameter for ipv6 support [GH-4035]
   * provider/openstack: Increase instance timeout from 10 to 30 minutes [GH-4223]
 
 BUG FIXES: