diff --git a/Lib/test/test_site.py b/Lib/test/test_site.py
index bf7be4e..4975a77 100644
--- a/Lib/test/test_site.py
+++ b/Lib/test/test_site.py
@@ -492,9 +492,7 @@
                            'heapq', 'itertools', 'keyword', 'operator',
                            'reprlib', 'types', 'weakref'
                           }.difference(sys.builtin_module_names)
-        # http://bugs.python.org/issue28095
-        if sys.platform != 'darwin':
-            self.assertFalse(modules.intersection(collection_mods), stderr)
+        self.assertFalse(modules.intersection(collection_mods), stderr)
 
     def test_startup_interactivehook(self):
         r = subprocess.Popen([sys.executable, '-c',