diff --git a/zh-cn/device-dev/reference/hdi-apis/_alloc_info.md b/zh-cn/device-dev/reference/hdi-apis/_alloc_info.md
index ccbcd8849e6a1dd3f440561b03a50953475f2248..b75e855aa644a53d4a51f52124346e34c4368d9c 100644
--- a/zh-cn/device-dev/reference/hdi-apis/_alloc_info.md
+++ b/zh-cn/device-dev/reference/hdi-apis/_alloc_info.md
@@ -3,7 +3,7 @@
 
 ## **概述**
 
-定义关于要分配的内存的信息。
+定义待分配的内存的信息。
 
 **相关模块:**