diff --git a/bat2nodes.py b/bat2nodes.py
index 2a2d45b..8204ce7 100755
--- a/bat2nodes.py
+++ b/bat2nodes.py
@@ -29,6 +29,9 @@ parser.add_argument('-a', '--aliases',
 parser.add_argument('-m', '--mesh', action='append',
                   help='batman mesh interface')
 
+parser.add_argument('-o', '--obscure', action='store_true',
+                  help='obscure client macs')
+
 parser.add_argument('-d', '--destination-directory', action='store',
                   help='destination directory for generated files',required=True)
 
@@ -53,6 +56,9 @@ if options['aliases']:
   for aliases in options['aliases']:
     db.import_aliases(json.load(open(aliases)))
 
+if options['obscure']:
+  db.obscure_clients()
+
 scriptdir = os.path.dirname(os.path.realpath(__file__))
 
 rrd = rrd(scriptdir +  "/nodedb/", options['destination_directory'] + "/nodes")