diff --git a/laws-module-system/src/main/java/com/jero/modules/system/service/impl/SysUserServiceImpl.java b/laws-module-system/src/main/java/com/jero/modules/system/service/impl/SysUserServiceImpl.java
index 3e6abb11..3a62c3a4 100644
--- a/laws-module-system/src/main/java/com/jero/modules/system/service/impl/SysUserServiceImpl.java
+++ b/laws-module-system/src/main/java/com/jero/modules/system/service/impl/SysUserServiceImpl.java
@@ -730,7 +730,7 @@ public class SysUserServiceImpl extends ServiceImpl<SysUserMapper, SysUser> impl
 				String name = zipEntry.getName();
 				if (!zipEntry.isDirectory() && isImageFile(name)) {
 					// 查询对应账号
-					String userName = name.substring(0, name.indexOf("."));
+					String userName = name.substring(0, name.lastIndexOf("."));
 					SysUser sysUser = sysUserService.getUserByName(userName);
 					if (Objects.isNull(sysUser)){
 						continue;