diff --git a/CHANGELOG/CHANGELOG-3.5.md b/CHANGELOG/CHANGELOG-3.5.md
index 5d8a5d64ce3..fbe160403ea 100644
--- a/CHANGELOG/CHANGELOG-3.5.md
+++ b/CHANGELOG/CHANGELOG-3.5.md
@@ -13,6 +13,7 @@ Previous change logs can be found at [CHANGELOG-3.4](https://github.com/etcd-io/
 ### Package `clientv3`
 
 - [Replace `resolver.State.Addresses` with `resolver.State.Endpoint.Addresses`](https://github.com/etcd-io/etcd/pull/19783).
+- [Deprecated the Metadata field in the Endpoint struct from the client/v3/naming/endpoints package](https://github.com/etcd-io/etcd/pull/19846).
 
 ### Dependencies
 
diff --git a/CHANGELOG/CHANGELOG-3.6.md b/CHANGELOG/CHANGELOG-3.6.md
index bc0b9a119a9..0dcb4e8d40d 100644
--- a/CHANGELOG/CHANGELOG-3.6.md
+++ b/CHANGELOG/CHANGELOG-3.6.md
@@ -17,6 +17,7 @@ Previous change logs can be found at [CHANGELOG-3.5](https://github.com/etcd-io/
 ### Package `clientv3`
 
 - [Replace `resolver.State.Addresses` with `resolver.State.Endpoint.Addresses`](https://github.com/etcd-io/etcd/pull/19782).
+- [Deprecated the Metadata field in the Endpoint struct from the client/v3/naming/endpoints package](https://github.com/etcd-io/etcd/pull/19842).
 
 ---