From adf96aff2ea0da52c462ea4bdb071f00661c6766 Mon Sep 17 00:00:00 2001
From: Chris <chris@komposta.net>
Date: Tue, 22 Jun 2021 00:28:52 +0300
Subject: [PATCH] Update restrictions

---
 xsdata/codegen/handlers/attribute_restrictions.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/xsdata/codegen/handlers/attribute_restrictions.py b/xsdata/codegen/handlers/attribute_restrictions.py
index f4dfe125a..fdfd205de 100644
--- a/xsdata/codegen/handlers/attribute_restrictions.py
+++ b/xsdata/codegen/handlers/attribute_restrictions.py
@@ -28,6 +28,10 @@ def reset_occurrences(cls, attr: Attr):
             if max_occurs <= 1:
                 restrictions.min_occurs = None
                 restrictions.max_occurs = None
+
+                if not attr.fixed:
+                    attr.default = None
+
         elif attr.xml_type is None or min_occurs == max_occurs == 1:
             restrictions.required = True
             restrictions.min_occurs = None