diff --git a/translated/tech/20170213 Set Up and Configure a Firewall with FirewallD on CentOS 7.md b/translated/tech/20170213 Set Up and Configure a Firewall with FirewallD on CentOS 7.md
index 77dd298d17..3d614847be 100644
--- a/translated/tech/20170213 Set Up and Configure a Firewall with FirewallD on CentOS 7.md	
+++ b/translated/tech/20170213 Set Up and Configure a Firewall with FirewallD on CentOS 7.md	
@@ -1,4 +1,4 @@
-在 CentOS 上用 FirewallD 设置和配置防火墙
+在 CentOS 上使用 FirewallD 配置防火墙
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 ![](https://www.rosehosting.com/blog/wp-content/uploads/2017/02/set-up-and-configure-a-firewall-with-firewalld-on-centos-7.jpg)