diff --git a/CHANGELOG-3.3.md b/CHANGELOG-3.3.md
index f8697a3b280..ab4fcc2d400 100644
--- a/CHANGELOG-3.3.md
+++ b/CHANGELOG-3.3.md
@@ -80,6 +80,13 @@ Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 
 - Compile with [*Go 1.12.9*](https://golang.org/doc/devel/release.html#go1.12) including [*Go 1.12.8*](https://groups.google.com/d/msg/golang-announce/65QixT3tcmg/DrFiG6vvCwAJ) security fixes.
 
+### client v3
+
+- Fix [client balancer failover against multiple endpoints](https://github.com/etcd-io/etcd/pull/11184).
+  - Fix ["kube-apiserver: failover on multi-member etcd cluster fails certificate check on DNS mismatch" (kubernetes#83028)](https://github.com/kubernetes/kubernetes/issues/83028).
+- Fix [IPv6 endpoint parsing in client](https://github.com/etcd-io/etcd/pull/11211).
+  - Fix ["1.16: etcd client does not parse IPv6 addresses correctly when members are joining" (kubernetes#83550)](https://github.com/kubernetes/kubernetes/issues/83550).
+
 
 <hr>
 
diff --git a/CHANGELOG-3.4.md b/CHANGELOG-3.4.md
index c59002b47a4..f6766402880 100644
--- a/CHANGELOG-3.4.md
+++ b/CHANGELOG-3.4.md
@@ -64,12 +64,17 @@ See [code changes](https://github.com/etcd-io/etcd/compare/v3.4.1...v3.4.2) and
   - Previously, during shutdown etcd could accidentally remove needed wal files, resulting in catastrophic error `etcdserver: open wal error: wal: file not found.` during startup.
   - Now, etcd makes sure the purge file loop exits before server signals stop of the raft node.
 
-
-
 ### Go
 
 - Compile with [*Go 1.12.9*](https://golang.org/doc/devel/release.html#go1.12) including [*Go 1.12.8*](https://groups.google.com/d/msg/golang-announce/65QixT3tcmg/DrFiG6vvCwAJ) security fixes.
 
+### client v3
+
+- Fix [client balancer failover against multiple endpoints](https://github.com/etcd-io/etcd/pull/11184).
+  - Fix ["kube-apiserver: failover on multi-member etcd cluster fails certificate check on DNS mismatch" (kubernetes#83028)](https://github.com/kubernetes/kubernetes/issues/83028).
+- Fix [IPv6 endpoint parsing in client](https://github.com/etcd-io/etcd/pull/11211).
+  - Fix ["1.16: etcd client does not parse IPv6 addresses correctly when members are joining" (kubernetes#83550)](https://github.com/kubernetes/kubernetes/issues/83550).
+
 
 <hr>
 
diff --git a/CHANGELOG-3.5.md b/CHANGELOG-3.5.md
index 5ee8a4d08d8..d3838ccfaeb 100644
--- a/CHANGELOG-3.5.md
+++ b/CHANGELOG-3.5.md
@@ -90,6 +90,10 @@ Note that any `etcd_debugging_*` metrics are experimental and subject to change.
 ### Package `clientv3`
 
 - Add [TryLock](https://github.com/etcd-io/etcd/pull/11104) method to `clientv3/concurrency/Mutex`. A non-blocking method on `Mutex` which does not wait to get lock on the Mutex, returns immediately if Mutex is locked by another session.
+- Fix [client balancer failover against multiple endpoints](https://github.com/etcd-io/etcd/pull/11184).
+  - Fix ["kube-apiserver: failover on multi-member etcd cluster fails certificate check on DNS mismatch" (kubernetes#83028)](https://github.com/kubernetes/kubernetes/issues/83028).
+- Fix [IPv6 endpoint parsing in client](https://github.com/etcd-io/etcd/pull/11211).
+  - Fix ["1.16: etcd client does not parse IPv6 addresses correctly when members are joining" (kubernetes#83550)](https://github.com/kubernetes/kubernetes/issues/83550).
 
 ### etcdctl v3