diff --git a/CHANGELOG.md b/CHANGELOG.md
index a4ccab996d53..0240f21ebde8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -19,6 +19,7 @@ BUG FIXES:
 * `azurerm_media_services_account` - fixes the `invalid address to set: []string{"tags"}` error [GH-4537]
 * `azurerm_network_security_group_association` - prevent deadlock between association and network interface creation [GH-4501]
 * `azurere_storage_account` - Ignore Advanced Threat Protection read errors in Azure Germany [GH-4564]
+* `azurerm_virtual_machine_data_disk_attachment` - will no longer remove the identity block when making an update [GH-4538]
 
 ## 1.35.0 (October 04, 2019)