diff --git a/addons/account_voucher/account_voucher.py b/addons/account_voucher/account_voucher.py
index d9a3fefbd6a..4f383a1d077 100644
--- a/addons/account_voucher/account_voucher.py
+++ b/addons/account_voucher/account_voucher.py
@@ -1198,7 +1198,7 @@ class account_voucher(osv.osv):
         for line in voucher.line_ids:
             #create one move line per voucher line where amount is not 0.0
             # AND (second part of the clause) only if the original move line was not having debit = credit = 0 (which is a legal value)
-            if not line.amount and not (line.move_line_id and not float_compare(line.move_line_id.debit, line.move_line_id.credit, precision_rounding=prec) and not float_compare(line.move_line_id.debit, 0.0, precision_rounding=prec)):
+            if not line.amount and not (line.move_line_id and not float_compare(line.move_line_id.debit, line.move_line_id.credit, precision_digits=prec) and not float_compare(line.move_line_id.debit, 0.0, precision_digits=prec)):
                 continue
             # convert the amount set on the voucher line into the currency of the voucher's company
             # this calls res_curreny.compute() with the right context, so that it will take either the rate on the voucher if it is relevant or will use the default behaviour