diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3cc75bcb52e..75b35ffbca5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,7 @@
 ## 2.4.0 (Unreleased)
 
 BACKWARDS INCOMPATIBILITIES:
-* accesscontextmanager: `google_access_context_manager_service_perimeter` `unrestricted_services` field was removed based on a removal in the underlying API.
+* accesscontextmanager: `google_access_context_manager_service_perimeter` `unrestricted_services` field was removed based on a removal in the underlying API. [GH-576]
 
 ENHANCEMENTS:
 * dns: `google_dns_policy` now supports `enable_logging`. [GH-573]