diff --git a/README.md b/README.md
index 93a7bb432afcdfe129735f50d2bfee5cd30fc658..25e59d3ea3c8611add9f8a81e2f7411506000944 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@
 - 项目移植状态：主功能完成
 - 调用差异：无
 - 开发版本：sdk6，DevEco Studio 2.2 Beta1
-- 基线版本：Release v1.5.7
+- 基线版本：Release 1.5.7
 
 #### 效果演示
 ![效果演示](https://images.gitee.com/uploads/images/2021/0728/092100_d86629eb_7918188.gif "ohosplot.gif")