diff --git a/CHANGELOG.md b/CHANGELOG.md
index 872d52384c35..d42c0dd04ecb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,7 @@ IMPROVEMENTS:
 
 * core: appending the CloudShell version to the user agent when running within CloudShell [GH-483]
 * `azurerm_public_ip` - Clarify the error message for the validation of domain name label [GH-485]
+* `azurerm_network_security_group` - fixing a crash when changes were made outside of Terraform [GH-492]
 * `azurerm_virtual_machine` - ensuring `vhd_uri` is validated [GH-470]
 * `azurerm_virtual_machine_scale_set`: fixing a crash where accelerated networking isn't returned by the API [GH-480]