diff --git a/CHANGELOG/CHANGELOG-3.4.md b/CHANGELOG/CHANGELOG-3.4.md
index a7c790b5616..f58536ec9e5 100644
--- a/CHANGELOG/CHANGELOG-3.4.md
+++ b/CHANGELOG/CHANGELOG-3.4.md
@@ -9,6 +9,7 @@ Previous change logs can be found at [CHANGELOG-3.3](https://github.com/etcd-io/
 ### etcd server
 - Fix [watchserver related goroutine leakage](https://github.com/etcd-io/etcd/pull/18785)
 - Fix [panicking occurred due to improper error handling during defragmentation](https://github.com/etcd-io/etcd/pull/18843)
+- Fix [close temp file(s) in case an error happens during defragmentation](https://github.com/etcd-io/etcd/pull/18855)
 
 ### Dependencies
 - Compile binaries using [go 1.22.9](https://github.com/etcd-io/etcd/pull/18850).
diff --git a/CHANGELOG/CHANGELOG-3.5.md b/CHANGELOG/CHANGELOG-3.5.md
index 709a3c193d2..418c7ebca7f 100644
--- a/CHANGELOG/CHANGELOG-3.5.md
+++ b/CHANGELOG/CHANGELOG-3.5.md
@@ -9,6 +9,7 @@ Previous change logs can be found at [CHANGELOG-3.4](https://github.com/etcd-io/
 - Fix [watchserver related goroutine leakage](https://github.com/etcd-io/etcd/pull/18784)
 - Fix [risk of a partial write txn being applied](https://github.com/etcd-io/etcd/pull/18799)
 - Fix [panicking occurred due to improper error handling during defragmentation](https://github.com/etcd-io/etcd/pull/18842)
+- Fix [close temp file(s) in case an error happens during defragmentation](https://github.com/etcd-io/etcd/pull/18854)
 
 ### Dependencies
 - Compile binaries using [go 1.22.9](https://github.com/etcd-io/etcd/pull/18849).