diff --git a/class/core/common.py b/class/core/common.py
index 9cd1a5a45..4f3ee753e 100755
--- a/class/core/common.py
+++ b/class/core/common.py
@@ -66,9 +66,9 @@ def initDB():
 def initDBSshPort():
     # SSH端口必须放开
     import firewall_api
-    ssh_port = mw.execShell(
+    cmd_data = mw.execShell(
         "cat /etc/ssh/sshd_config | grep 'Port \d*' | tail -1")
-    ssh_port = ssh_port.replace("Port ", '')
+    ssh_port = cmd_data[0].replace("Port ", '')
 
     if ssh_port == '':
         firewall_api.firewall_api().addAcceptPortArgs(22, 'SSH远程管理服务', 'port')