diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0b120d66228d..041960456348 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,7 @@ IMPROVEMENTS:
 * `azurerm_eventhub_namespace` - support for AutoInflating/MaximumThroughputCapacity [GH-569]
 * `azurerm_image` - fixing an out of index error when flattening image data disks [GH-589]
 * `azurerm_local_network_gateway` - support for BGP Settings [GH-611]
+* `azurerm_virtual_network` - fixes deadlock issue where multiple subnets shared the same Network Security Group [GH-620]
 * `azurerm_virtual_machine` - removing the deprecated `diagnostics_profile` field [GH-593]
 * `azurerm_virtual_machine` - support for managed service identity [GH-482]
 * `azurerm_virtual_machine_scale_set` - Support for updating the customData field [GH-559]