diff --git a/addons/account/account_move_line.py b/addons/account/account_move_line.py
index 0b17eb676f6..113f5815774 100644
--- a/addons/account/account_move_line.py
+++ b/addons/account/account_move_line.py
@@ -650,8 +650,13 @@ class account_move_line(osv.osv):
                 #if jt in ('sale', 'purchase_refund', 'bank', 'cash'):
                 if jt in ('sale', 'purchase_refund'):
                     val['account_id'] = fiscal_pos_obj.map_account(cr, uid, part and part.property_account_position or False, id2)
-                elif jt in ('purchase', 'sale_refund', 'expense', 'bank', 'cash'):
+                elif jt in ('purchase', 'sale_refund'):
                     val['account_id'] = fiscal_pos_obj.map_account(cr, uid, part and part.property_account_position or False, id1)
+                elif jt in ('general', 'bank', 'cash'):
+                    if part.customer and not part.supplier:
+                        val['account_id'] = fiscal_pos_obj.map_account(cr, uid, part and part.property_account_position or False, id2)
+                    else:
+                        val['account_id'] = fiscal_pos_obj.map_account(cr, uid, part and part.property_account_position or False, id1)
                 if val.get('account_id', False):
                     d = self.onchange_account_id(cr, uid, ids, val['account_id'])
                     val.update(d['value'])