diff --git a/python-testresources.changes b/python-testresources.changes
index 3ccdff9..0ddd481 100644
--- a/python-testresources.changes
+++ b/python-testresources.changes
@@ -1,3 +1,10 @@
+-------------------------------------------------------------------
+Wed Aug 16 02:47:15 UTC 2023 - Steve Kowalik <steven.kowalik@suse.com>
+
+- Add patch use-correct-assertions.patch:
+  * Use current and correct method names.
+- Switch to pyproject macros.
+
 -------------------------------------------------------------------
 Fri Apr 21 12:37:18 UTC 2023 - Dirk Müller <dmueller@suse.com>
 
diff --git a/python-testresources.spec b/python-testresources.spec
index 0c7fad3..3680014 100644
--- a/python-testresources.spec
+++ b/python-testresources.spec
@@ -25,11 +25,15 @@ License:        (Apache-2.0 OR BSD-3-Clause) AND GPL-2.0-or-later
 URL:            https://github.com/testing-cabal/testresources
 Source:         https://files.pythonhosted.org/packages/source/t/testresources/testresources-%{version}.tar.gz
 Patch0:         testresources-flaky-tests.patch
+# PATCH-FIX-UPSTREAM gh#testing-cabal/testresources#15
+Patch1:         use-correct-assertions.patch
 BuildRequires:  %{python_module fixtures}
 BuildRequires:  %{python_module pbr}
+BuildRequires:  %{python_module pip}
 BuildRequires:  %{python_module pytest}
 BuildRequires:  %{python_module setuptools}
 BuildRequires:  %{python_module testtools}
+BuildRequires:  %{python_module wheel}
 BuildRequires:  fdupes
 BuildRequires:  python-rpm-macros
 Requires:       python-pbr
@@ -41,14 +45,13 @@ testresources: extensions to python unittest to allow declarative use
 of resources by test cases.
 
 %prep
-%setup -q -n testresources-%{version}
-%patch0 -p1
+%autosetup -p1 -n testresources-%{version}
 
 %build
-%python_build
+%pyproject_wheel
 
 %install
-%python_install
+%pyproject_install
 %python_expand %fdupes %{buildroot}%{$python_sitelib}
 
 %check
@@ -58,6 +61,6 @@ of resources by test cases.
 %license BSD Apache-2.0 COPYING
 %doc README.rst
 %{python_sitelib}/testresources
-%{python_sitelib}/testresources-%{version}-py%{python_version}.egg-info
+%{python_sitelib}/testresources-%{version}.dist-info
 
 %changelog
diff --git a/use-correct-assertions.patch b/use-correct-assertions.patch
new file mode 100644
index 0000000..23aad53
--- /dev/null
+++ b/use-correct-assertions.patch
@@ -0,0 +1,41 @@
+From 7bb62a13fa1d28717c10f3152b5e8ea479c8e9d2 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Petr=20Van=C4=9Bk?= <arkamar@atlas.cz>
+Date: Wed, 31 May 2023 08:40:30 +0200
+Subject: [PATCH] Refactor failIf to assertFalse for Python 3.12 Compatibility
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+This commit replaces deprecated failIf calls with assertFalse in the
+test_resourced_test_case.py file. The failIf method was removed in
+Python 3.12 [1-3].
+
+[1] https://docs.python.org/3.12/whatsnew/3.12.html#removed
+[2] https://github.com/python/cpython/issues/89325
+[3] https://github.com/python/cpython/pull/28268
+
+Signed-off-by: Petr Vaněk <arkamar@atlas.cz>
+---
+ testresources/tests/test_resourced_test_case.py | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/testresources/tests/test_resourced_test_case.py b/testresources/tests/test_resourced_test_case.py
+index 7d2cfba..3c8a1b3 100644
+--- a/testresources/tests/test_resourced_test_case.py
++++ b/testresources/tests/test_resourced_test_case.py
+@@ -129,7 +129,7 @@ def testTearDownResourcesDeletesResourceAttributes(self):
+         self.resourced_case.resources = [("foo", self.resource_manager)]
+         self.resourced_case.setUpResources()
+         self.resourced_case.tearDownResources()
+-        self.failIf(hasattr(self.resourced_case, "foo"))
++        self.assertFalse(hasattr(self.resourced_case, "foo"))
+ 
+     def testTearDownResourcesStopsUsingResource(self):
+         # tearDownResources records that there is one less use of each
+@@ -158,5 +158,5 @@ def testSingleWithSetup(self):
+         self.assertEqual(self.resourced_case.foo, self.resource)
+         self.assertEqual(self.resource_manager._uses, 1)
+         self.resourced_case.tearDown()
+-        self.failIf(hasattr(self.resourced_case, "foo"))
++        self.assertFalse(hasattr(self.resourced_case, "foo"))
+         self.assertEqual(self.resource_manager._uses, 0)