diff --git a/README.md b/README.md
index 816cbdb..414741c 100644
--- a/README.md
+++ b/README.md
@@ -25,6 +25,7 @@ curl -L https://raw.githubusercontent.com/spiritLHLS/one-click-installation-scri
 一键尝试修复系统时间 
 
 - 支持系统：Ubuntu 18+，Debian 8+，centos 7+，Fedora，Almalinux 8.5+
+- 检测修复本机系统时间，如果相差超过300秒的合理范围则校准时间
 
 ```
 curl -L https://raw.githubusercontent.com/spiritLHLS/one-click-installation-script/main/modify_time.sh -o modify_time.sh && chmod +x modify_time.sh && bash modify_time.sh