diff --git a/models/stock_move.py b/models/stock_move.py
index 458d3ec3938aec355b97146b283363803ec20d94..e4511e2cc3020b9ecf410a76a593cff8d89bcb25 100644
--- a/models/stock_move.py
+++ b/models/stock_move.py
@@ -8,7 +8,7 @@ class StockMove(models.Model):
     _inherit = 'stock.move'
 
     def _prepare_move_line_vals(self, quantity=None, reserved_quant=None):
-        vals = self.super()._prepare_move_line_vals(self, quantity=None, reserved_quant=None)
+        vals = super()._prepare_move_line_vals(self, quantity=None, reserved_quant=None)
         if reserved_quant:
             vals = dict(
                 vals,