diff --git a/pym/calculate/lib/utils/common.py b/pym/calculate/lib/utils/common.py
index 693aa07..cfdb98d 100644
--- a/pym/calculate/lib/utils/common.py
+++ b/pym/calculate/lib/utils/common.py
@@ -223,6 +223,7 @@ class CmdlineParams(object):
     Domain = "domain"
     DomainPassword = "domain_pw"
     Audio = "audio"
+    Clock = "clock"
 
 
 def getValueFromCmdLine(option, num=None):
@@ -243,7 +244,8 @@ def getValueFromCmdLine(option, num=None):
         CmdlineParams.Composite,
         CmdlineParams.Domain,
         CmdlineParams.DomainPassword,
-        CmdlineParams.Audio)
+        CmdlineParams.Audio,
+        CmdlineParams.Clock)
     # try get timezone from kernel calculate param
     try:
         if num is None: