diff --git a/data/sql/default.sql b/data/sql/default.sql
index 3453d4978..ab168862e 100755
--- a/data/sql/default.sql
+++ b/data/sql/default.sql
@@ -47,8 +47,9 @@ CREATE TABLE IF NOT EXISTS `firewall` (
 INSERT INTO `firewall` (`id`, `port`, `ps`, `addtime`) VALUES
 (1, '80', '网站默认端口', '0000-00-00 00:00:00'),
 (2, '7200', 'WEB面板', '0000-00-00 00:00:00'),
-(3, '22', 'SSH远程管理服务', '0000-00-00 00:00:00')
-(3, '888', 'phpMyAdmin默认端口', '0000-00-00 00:00:00');
+(3, '22', 'SSH远程管理服务', '0000-00-00 00:00:00'),
+(4, '888', 'phpMyAdmin默认端口', '0000-00-00 00:00:00'),
+(5, '3306', 'MySQL端口', '0000-00-00 00:00:00');
 
 
 
diff --git a/scripts/install_centos.sh b/scripts/install_centos.sh
index 2f8cfb6e0..732e3ec7d 100755
--- a/scripts/install_centos.sh
+++ b/scripts/install_centos.sh
@@ -33,6 +33,7 @@ if [ -f "/etc/init.d/iptables" ];then
 	iptables -I INPUT -p tcp -m state --state NEW -m tcp --dport 443 -j ACCEPT
 	iptables -I INPUT -p tcp -m state --state NEW -m tcp --dport 888 -j ACCEPT
 	iptables -I INPUT -p tcp -m state --state NEW -m tcp --dport 7200 -j ACCEPT
+	iptables -I INPUT -p tcp -m state --state NEW -m tcp --dport 3306 -j ACCEPT
 	iptables -I INPUT -p tcp -m state --state NEW -m tcp --dport 30000:40000 -j ACCEPT
 	service iptables save
 
@@ -56,6 +57,7 @@ if [ "${isVersion}" == '' ];then
 		firewall-cmd --permanent --zone=public --add-port=443/tcp
 		firewall-cmd --permanent --zone=public --add-port=888/tcp
 		firewall-cmd --permanent --zone=public --add-port=7200/tcp
+		firewall-cmd --permanent --zone=public --add-port=3306/tcp
 		firewall-cmd --permanent --zone=public --add-port=30000-40000/tcp
 		firewall-cmd --reload
 	fi