diff --git a/README_template.md b/README_template.md
index 3782383d9..69bb5f0b4 100644
--- a/README_template.md
+++ b/README_template.md
@@ -93,8 +93,7 @@ hosts 文件在每个系统的位置不一，详情如下：
 
 #### BSD/macOS
 
-`sed -i "" "/# GitHub520 Host Start/,/# Github520 Host End/d" /etc/hosts && curl https://raw.hellogithub.com/hosts >> /etc/hosts`
-
+`sudo sed -i "" "/# GitHub520 Host Start/,/# Github520 Host End/d" /etc/hosts && curl https://raw.hellogithub.com/hosts | sudo tee -a /etc/hosts`
 将上面的命令添加到 cron，可定时执行。使用前确保 GitHub520 内容在该文件最后部分。
 
 #### 在 Dcker 中运行，若遇到 `Device or resource busy` 错误，可使用以下命令执行
diff --git a/requirements.txt b/requirements.txt
index d997081d0..d8386203f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,4 @@
 requests-html==0.10.0
 pythonping==1.1.4
 retry==0.9.2
+lxml_html_clean