diff --git a/venissieux-technocarte/run.py b/venissieux-technocarte/run.py
index 0549a0a..9d206b2 100644
--- a/venissieux-technocarte/run.py
+++ b/venissieux-technocarte/run.py
@@ -81,7 +81,7 @@ def get_rows(args):
     with open(args.filepath) as csvfile:
         reader = csv.DictReader(csvfile, delimiter=';', quotechar='"')
         for i, row in enumerate(reader):
-            if args.mode != 'full' and i > 100:
+            if args.mode != 'full' and i > args.sample_numlines:
                 break
             yield row
 
@@ -283,6 +283,7 @@ parser_import = subparsers.add_parser('import')
 parser_import.set_defaults(func=import_data)
 parser_import.add_argument('--filepath')
 parser_import.add_argument('--mode', default='sample', choices=('sample', 'full'))
+parser_import.add_argument('--sample-numlines', default=100, type=int)
 parser_import.add_argument('--wcs-api-url')
 parser_import.add_argument('--wcs-email')
 parser_import.add_argument('--wcs-orig')