diff --git a/common/common.py b/common/common.py
index a1739cb89158c126be0b2d5d2d63e09860a34ef4..098ca4ff9123b1d9fceb04136eedc98782430272 100644
--- a/common/common.py
+++ b/common/common.py
@@ -82,7 +82,7 @@ class Pexpect(object):
             if ret == 3 or ret == 4:
                 break
 
-    def ssh_cmd(self, cmd, timeout=30):
+    def ssh_cmd(self, cmd, timeout=120):
         """
         cmd: command will be runnd
         return: response of command