diff --git a/account_move_name_sequence/models/account_journal.py b/account_move_name_sequence/models/account_journal.py
index ab3e275c..3531cb80 100644
--- a/account_move_name_sequence/models/account_journal.py
+++ b/account_move_name_sequence/models/account_journal.py
@@ -74,7 +74,7 @@ class AccountJournal(models.Model):
                 vals["sequence_id"] = self._create_sequence(vals).id
             if (
                 vals.get("type") in ("sale", "purchase")
-                and vals.get("refund_sequence")
+                and vals.get("refund_sequence", True)
                 and not vals.get("refund_sequence_id")
             ):
                 vals["refund_sequence_id"] = self._create_sequence(vals, refund=True).id