diff --git a/zh-cn/release-notes/changelogs/OpenHarmony_4.0.3.2/ changelogs-softbus.md b/zh-cn/release-notes/changelogs/OpenHarmony_4.0.3.2/ changelogs-softbus.md
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+# 软总线子系统ChangeLog
+
+## cl.softbus.1 IPC接口中unregisterDeathRecipient接口返回值变更，更改为void。
+
+unregisterDeathRecipient(recipient: DeathRecipient, flags: number)方法返回值为boolean，更正为void。
+
+**变更影响**
+
+该unregisterDeathRecipient接口如果需要继续使用，建议优先使用removeDeathRecipient(recipient: DeathRecipient, flags: number): boolean方法。
+
+**关键的接口/组件变更**
+
+- 变更前：
+
+```js
+    unregisterDeathRecipient(recipient: DeathRecipient, flags: number): boolean
+```
+
+- 变更后：
+
+```js
+    unregisterDeathRecipient(recipient: DeathRecipient, flags: number): void
+```
+
+**适配指导**
+
+该unregisterDeathRecipient接口如果需要继续使用，建议优先使用removeDeathRecipient(recipient: DeathRecipient, flags: number): boolean方法。
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