diff --git a/CHANGELOG.md b/CHANGELOG.md
index d25c4a2362b0..2e58be261c2d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,8 @@ ENHANCEMENTS:
 
 * dependencies: updating to `v0.20231215.1114251` of `hashicorp/go-azure-sdk` [GH-24251]
 * dependencies: `azurerm_spring_cloud_api_portal` - update to use `hashicorp/go-azure-sdk` [GH-24321]
+* `azurerm_data_protection_backup_policy_postgresql` - support for the `time_zone` property [GH-24312]
+* `azurerm_data_protection_backup_policy_disk` - support for the `time_zone` property [GH-24312]
 * `azurerm_logic_app_standard` - add support for `site_config.0.public_network_access_enabled` [GH-24257]
 * `azurerm_linux_web_app` - add support for value `20-lts` for `node_version` for  [GH-24289]
 * `azurerm_spring_cloud_service` - support for the `sku_tier` property [GH-24103]