diff --git a/Lib/test/test_faulthandler.py b/Lib/test/test_faulthandler.py
index 0eba2846b82..4a8becfe38f 100644
--- a/Lib/test/test_faulthandler.py
+++ b/Lib/test/test_faulthandler.py
@@ -107,6 +107,8 @@ def check_fatal_error(self, code, line_number, name_regex,
         self.assertRegex(output, regex)
         self.assertNotEqual(exitcode, 0)
 
+    @unittest.skipIf(sys.platform.startswith('aix'),
+                     "the first page of memory is a mapped read-only on AIX")
     def test_read_null(self):
         self.check_fatal_error("""
 import faulthandler