diff --git a/CHANGELOG.md b/CHANGELOG.md
index 98f5c209c8..658d987572 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,7 @@ IMPROVEMENTS
 
 * licensing (Consul Enterprise): Increase initial server temporary license duration to 6 hours to allow for longer upgrades/migrations.
 * agent: some check types now support configuring a number of consecutive failure and success before the check status is updated in the catalog. [[GH-5739](https://github.com/hashicorp/consul/pull/5739)]
+* server: ensure the primary datacenter and ACL datacenter match [[GH-6634](https://github.com/hashicorp/consul/issues/6634)]
 
 BUG FIXES