diff --git a/zh-cn/application-dev/security/accesstoken-overview.md b/zh-cn/application-dev/security/accesstoken-overview.md
index ad365f19ed6f85a1fa06286f2e056a5c888f8d2f..1c63cf424db752e03a72afc2760bb7f1f37c7d25 100644
--- a/zh-cn/application-dev/security/accesstoken-overview.md
+++ b/zh-cn/application-dev/security/accesstoken-overview.md
@@ -23,7 +23,7 @@ ATM（AccessTokenManager）是OpenHarmony上基于AccessToken构建的统一的
 
 应用使用权限的工作流程如图所示。
 
-![](figures/figure1.jpg)
+![](figures/figure1.png)
 
 ![](figures/permission-application-process.png)