diff --git a/lib/xos-genx/xosgenx/xosgen.py b/lib/xos-genx/xosgenx/xosgen.py
index ec1ba68..8259d58 100755
--- a/lib/xos-genx/xosgenx/xosgen.py
+++ b/lib/xos-genx/xosgenx/xosgen.py
@@ -27,6 +27,7 @@
 parse.add_argument('--kvpairs', dest='kv', action='store',default=None, help='Key value pairs to make available to the target')
 parse.add_argument('--write-to-file', dest='write_to_file', choices = ['single', 'model', 'target'], action='store',default=None, help='Single output file (single) or output file per model (model) or let target decide (target)')
 parse.add_argument('--version', action='version', version=__version__)
+parse.add_argument("-v", "--verbosity", action="count", default=0, help="increase output verbosity")
 
 group = parse.add_mutually_exclusive_group()
 group.add_argument('--dest-file', dest='dest_file', action='store',default=None, help='Output file name (if write-to-file is set to single)')