diff --git a/contents/elrepo.mdx b/contents/elrepo.mdx
index 3903f6c8..e6845d44 100644
--- a/contents/elrepo.mdx
+++ b/contents/elrepo.mdx
@@ -18,7 +18,6 @@ rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
       items: [
         ['RHEL-7, SL-7, CentOS-7', { release_name: 'el7', version: '7' }],
         ['RHEL-8, SL-8, CentOS-8', { release_name: 'el8', version: '8' }],
-        ['RHEL-6, SL-6, CentOS-6', { release_name: 'el6', version: '6' }],
       ]
     },
   ]}
diff --git a/contents/epel.mdx b/contents/epel.mdx
index a76b3bb2..d7ad5fa3 100644
--- a/contents/epel.mdx
+++ b/contents/epel.mdx
@@ -3,8 +3,7 @@ title: EPEL 软件仓库镜像使用帮助
 cname: 'epel'
 ---
 
-EPEL(Extra Packages for Enterprise Linux) 是由 Fedora Special Interest Group 维护的 Enterprise Linux（RHEL、CentOS）中经
-常用到的包。
+EPEL(Extra Packages for Enterprise Linux) 是由 Fedora Special Interest Group 维护的 Enterprise Linux（RHEL、CentOS）中经常用到的包。
 
 
 下面以 CentOS 7 为例讲解如何使用本镜像站的 epel 镜像。CentOS 8 或 CentOS Stream 同样可用该方法。
diff --git a/contents/mysql.mdx b/contents/mysql.mdx
index d235fc0b..ffbae733 100644
--- a/contents/mysql.mdx
+++ b/contents/mysql.mdx
@@ -58,7 +58,6 @@ deb {{http_protocol}}{{mirror}}/apt/{{os_name}} {{release_name}} mysql-{{version
       items: [
         ['CentOS/RHEL 7', { release_name: 'el7' }],
         ['CentOS/RHEL 8', { release_name: 'el8' }],
-        ['CentOS/RHEL 6', { release_name: 'el6' }],
       ]
     },
     {
diff --git a/contents/rpmfusion.mdx b/contents/rpmfusion.mdx
index 4c716dee..81f82c8b 100644
--- a/contents/rpmfusion.mdx
+++ b/contents/rpmfusion.mdx
@@ -35,7 +35,6 @@ cname: 'rpmfusion'
         ['CentOS/RHEL 8', { version: '8' }],
         ['CentOS/RHEL 9', { version: '9' }],
         ['CentOS/RHEL 7', { version: '7' }],
-        ['CentOS/RHEL 6', { version: '6' }],
       ]
     },
   ]}