diff --git a/CHANGELOG.md b/CHANGELOG.md
index 54480f9567ce..59a3f7f7137d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,7 @@ BUG FIXES:
 IMPROVEMENTS:
 
 * `azurerm_app_service` - adding support for `ip_restriction`'s [GH-1231]
+* `azurerm_dns_zone` - datasource's `resource_group` field is now optional [GH-1180]
 * `azurerm_public_ip` - computed values now default to an empy string [GH-1247]
 * `azurerm_servicebus_queue` - adding `dead_lettering_on_message_expiration` [GH-1235]