diff --git a/lib/constants.py b/lib/constants.py
index e5b10746a292f132c3147c9d823ef7499a246ae6..b76863e9bf4030420282adcad027c60d7dded1e8 100644
--- a/lib/constants.py
+++ b/lib/constants.py
@@ -1698,6 +1698,8 @@ RSS_DESCRIPTION = {
 MAX_NICS = 8
 MAX_DISKS = 16
 
+# SSCONF file prefix
+SSCONF_FILEPREFIX = "ssconf_"
 # SSCONF keys
 SS_CLUSTER_NAME = "cluster_name"
 SS_CLUSTER_TAGS = "cluster_tags"
diff --git a/lib/ssconf.py b/lib/ssconf.py
index babd148e675650a482a1b8649505b6cccf3e6873..2399d81065325a25a6524a45a082f075881f73e1 100644
--- a/lib/ssconf.py
+++ b/lib/ssconf.py
@@ -1,7 +1,7 @@
 #
 #
 
-# Copyright (C) 2006, 2007, 2008, 2010 Google Inc.
+# Copyright (C) 2006, 2007, 2008, 2010, 2011, 2012 Google Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -273,7 +273,6 @@ class SimpleStore(object):
     - keys are restricted to predefined values
 
   """
-  _SS_FILEPREFIX = "ssconf_"
   _VALID_KEYS = (
     constants.SS_CLUSTER_NAME,
     constants.SS_CLUSTER_TAGS,
@@ -314,7 +313,7 @@ class SimpleStore(object):
       raise errors.ProgrammerError("Invalid key requested from SSConf: '%s'"
                                    % str(key))
 
-    filename = self._cfg_dir + "/" + self._SS_FILEPREFIX + key
+    filename = self._cfg_dir + "/" + constants.SSCONF_FILEPREFIX + key
     return filename
 
   def _ReadFile(self, key, default=None):