diff --git a/addons/account/models/account_move.py b/addons/account/models/account_move.py
index 2c3486541d6d2c32a36818c462af5c6665c43c89..ce6f88fe53669ee64a28c1c8322093bcb1b30745 100644
--- a/addons/account/models/account_move.py
+++ b/addons/account/models/account_move.py
@@ -101,6 +101,10 @@ class AccountMove(models.Model):
         move.assert_balanced()
         return move
 
+    @api.multi
+    def copy(self, default=None):
+        return super(AccountMove, self.with_context(dont_create_taxes=True)).copy(default)
+
     @api.multi
     def write(self, vals):
         if 'line_ids' in vals: