diff --git a/python-xmlschema.changes b/python-xmlschema.changes
index 61aaaa2..8929033 100644
--- a/python-xmlschema.changes
+++ b/python-xmlschema.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Mon Aug 26 02:42:14 UTC 2024 - Steve Kowalik <steven.kowalik@suse.com>
+
+- Add patch support-new-python-3.12.patch:
+  * Support pickle exception changes in Python 3.12.5 and later.
+
 -------------------------------------------------------------------
 Mon Jul 29 17:31:54 UTC 2024 - John Paul Adrian Glaubitz <adrian.glaubitz@suse.com>
 
diff --git a/python-xmlschema.spec b/python-xmlschema.spec
index cc121cf..b8e1d49 100644
--- a/python-xmlschema.spec
+++ b/python-xmlschema.spec
@@ -24,6 +24,8 @@ Summary:        An XML Schema validator and decoder
 License:        MIT
 URL:            https://github.com/sissaschool/xmlschema
 Source:         https://files.pythonhosted.org/packages/source/x/xmlschema/xmlschema-%{version}.tar.gz
+# PATCH-FIX-OPENSUSE Based on https://github.com/sissaschool/xmlschema/issues/412
+Patch0:         support-new-python-3.12.patch
 BuildRequires:  %{python_module elementpath >= 3.0.0}
 BuildRequires:  %{python_module lxml}
 BuildRequires:  %{python_module pip}
diff --git a/support-new-python-3.12.patch b/support-new-python-3.12.patch
new file mode 100644
index 0000000..39aa3f6
--- /dev/null
+++ b/support-new-python-3.12.patch
@@ -0,0 +1,24 @@
+Index: xmlschema-3.3.2/tests/validators/test_schemas.py
+===================================================================
+--- xmlschema-3.3.2.orig/tests/validators/test_schemas.py
++++ xmlschema-3.3.2/tests/validators/test_schemas.py
+@@ -8,6 +8,7 @@
+ #
+ # @author Davide Brunato <brunato@sissa.it>
+ #
++import sys
+ import unittest
+ import logging
+ import warnings
+@@ -702,7 +703,10 @@ class TestXMLSchema10(XsdValidatorTestCa
+ 
+         with self.assertRaises((pickle.PicklingError, AttributeError)) as ec:
+             pickle.dumps(schema)
+-        self.assertIn("Can't pickle", str(ec.exception))
++        message = "Can't pickle"
++        if sys.version_info >= (3, 12, 5):
++            message = "Can't get local object"
++        self.assertIn(message, str(ec.exception))
+ 
+     def test_meta_schema_validation(self):
+         self.assertTrue(self.schema_class.meta_schema.is_valid(self.vh_xsd_file))