diff --git a/class/core/common.py b/class/core/common.py
index d503fa14b..ffbc5fbec 100755
--- a/class/core/common.py
+++ b/class/core/common.py
@@ -68,7 +68,7 @@ def initDBSshPort():
     import firewall_api
     cmd_data = mw.execShell(
         "cat /etc/ssh/sshd_config | grep 'Port \d*' | tail -1")
-    ssh_port = cmd_data[0].replace("Port ", '')
+    ssh_port = cmd_data[0].replace("Port ", '').strip()
     if ssh_port == '':
         firewall_api.firewall_api().addAcceptPortArgs(22, 'SSH远程管理服务', 'port')
     else: