diff --git a/line.py b/line.py
index 6b9515a..b708a5d 100644
--- a/line.py
+++ b/line.py
@@ -302,12 +302,15 @@ class Line(Workflow, ModelSQL, ModelView):
 
                         values = {
                             'cashbook': sp_line.booktransf.id,
-                            'bookingtype': 'mvin' if line.bookingtype == 'mvout' else 'mvout',
                             'date': line.date,
                             'description': sp_line.description,
                             'booktransf': line.cashbook.id,
                             'reference': line.id,
                             }
+                        if line.bookingtype.endswith('out'):
+                            values['bookingtype'] = 'mvin'
+                        else :
+                            values['bookingtype'] = 'mvout'
                         values.update(line.get_amount_by_second_currency(
                                 sp_line.booktransf.currency,
                                 amount = sp_line.amount,