diff --git a/iobber/iobber_txt.py b/iobber/iobber_txt.py
index bfb4f4ea5bb50a84329a1eb358c9b2026bfb113d..f00c0dae3a531dc3e3a6a889fb0af0ec686ef3ab 100755
--- a/iobber/iobber_txt.py
+++ b/iobber/iobber_txt.py
@@ -71,14 +71,14 @@ def go():
 		dest='chunker_config', default='kpwr.ini',
 		help='use given chunker config (default: kpwr.ini)')
 	parser.add_option('-C', '--chunker-model', type='string', action='store',
-		dest='chunker_dir', default='model-kpwr04',
+		dest='chunker_dir', default='model-kpwr04-H',
 		help='read chunker trained model from the given dir')
 	parser.add_option('-w', '--tagger-config', type='string', action='store',
 		dest='tagger_config', default='nkjp.ini',
 		help='use given tagger (wcrft) config (default: nkjp.ini)')
 	parser.add_option('-W', '--tagger-model', type='string', action='store',
 		dest='tagger_dir', default='model_nkjp10_wcrft',
-		help='read tagger (wcrft) trained model from the given dir')
+		help='read tagger (wcrft) trained model from the given dir (default: model_nkjp10_wcrft)')
 	parser.add_option('-m', '--maca-config', type='string', action='store',
 		dest='maca_config', default='',
 		help='override maca config file specified in tagger config')