diff --git a/python-psutil-skip-tests-in-mock.patch b/python-psutil-skip-tests-in-mock.patch
index 81420e0..d082c54 100644
--- a/python-psutil-skip-tests-in-mock.patch
+++ b/python-psutil-skip-tests-in-mock.patch
@@ -144,3 +144,15 @@ diff --color -Nur psutil-release-5.8.0.orig/psutil/tests/test_testutils.py psuti
 +    @unittest.skip("Unreliable in mock")
      def test_leak_mem(self):
          ls = []
+
+diff -uNr psutil-release-5.9.1.orig/psutil/tests/test_contracts.py psutil-release-5.9.1/psutil/tests/test_contracts.py
+--- psutil-release-5.9.1.orig/psutil/tests/test_contracts.py    2022-07-31 00:44:02.758574274 -0500
++++ psutil-release-5.9.1/psutil/tests/test_contracts.py 2022-08-01 18:13:07.225928037 -0500
+@@ -409,6 +409,7 @@
+         from psutil.tests.test_contracts import proc_info
+         return self.pool.imap_unordered(proc_info, psutil.pids())
+
++    @unittest.skip("Unreliable in mock")
+     def test_all(self):
+         failures = []
+         for info in self.iter_proc_info():