diff --git a/README.en.md b/README.en.md
index 8ddde47..f2745be 100644
--- a/README.en.md
+++ b/README.en.md
@@ -49,4 +49,4 @@ To make code formatting work, `clang-format` needs to be installed. [migrates/fo
 
 Who upgraded from a commit BEFORE [c192e8001ac81cab132ae033b39f09a094587633](https://github.com/syzoj/syzoj/commit/c192e8001ac81cab132ae033b39f09a094587633) (Mar 23, 2019) **MUST** install `redis-server` and [pygments](http://pygments.org/) on the web server. Markdown contents may be broken by switching to new renderer, [migrates/html-table-merge-cell-to-md.js](migrates/html-table-merge-cell-to-md.js) may help the migration。
 
-Who upgraded from a commit BEFORE [7b03706821c604f59fe8263286203d57d634c421](https://github.com/syzoj/syzoj/commit/c192e8001ac81cab132ae033b39f09a094587633) (Mar 27, 2019) **MUST** add `RemainAfterExit=yes` to the systemd config file `syzoj-web.service`'s `[Service]` section to make sure that restart service can work properly.
+Who upgraded from a commit BEFORE [7b03706821c604f59fe8263286203d57d634c421](https://github.com/syzoj/syzoj/commit/7b03706821c604f59fe8263286203d57d634c421) (Mar 27, 2019) **MUST** add `RemainAfterExit=yes` to the systemd config file `syzoj-web.service`'s `[Service]` section to make sure that restart service can work properly.
diff --git a/README.md b/README.md
index eed47d8..6b7553a 100644
--- a/README.md
+++ b/README.md
@@ -49,4 +49,4 @@ ALTER TABLE `user` ADD `prefer_formatted_code` TINYINT(1) NOT NULL DEFAULT 1 AFT
 
 从该 commit [c192e8001ac81cab132ae033b39f09a094587633](https://github.com/syzoj/syzoj/commit/c192e8001ac81cab132ae033b39f09a094587633)（2019 年 3 月 23 日）前更新的用户**必须**在网站服务器上安装 `redis-server` 与 [pygments](http://pygments.org/)。旧的 Markdown 内容可能因切换到新渲染器被破坏，[migrates/html-table-merge-cell-to-md.js](migrates/html-table-merge-cell-to-md.js) 可能对迁移有所帮助。
 
-从该 commit [7b03706821c604f59fe8263286203d57d634c421](https://github.com/syzoj/syzoj/commit/c192e8001ac81cab132ae033b39f09a094587633)（2019 年 3 月 27 日）前更新的用户**必须**在其 systemd 配置文件 `syzoj-web.service` 中的 `[Service]` 中加入一行 `RemainAfterExit=yes`，以使得重启服务功能正常工作。
+从该 commit [7b03706821c604f59fe8263286203d57d634c421](https://github.com/syzoj/syzoj/commit/7b03706821c604f59fe8263286203d57d634c421)（2019 年 3 月 27 日）前更新的用户**必须**在其 systemd 配置文件 `syzoj-web.service` 中的 `[Service]` 中加入一行 `RemainAfterExit=yes`，以使得重启服务功能正常工作。