diff --git a/CHANGELOG.md b/CHANGELOG.md
index cd772ea60..cab8c56b9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -22,6 +22,7 @@ IMPROVEMENTS:
   * provider/vsphere: Add support for custom vm params on `vsphere_virtual_machine` [GH-3867]
   * 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/openstack: Increase instance timeout from 10 to 30 minutes [GH-4223]
 
 BUG FIXES: