diff --git a/src/about_objects.rb b/src/about_objects.rb
index 1faf0a0..3d068a9 100644
--- a/src/about_objects.rb
+++ b/src/about_objects.rb
@@ -30,12 +30,6 @@ class AboutObjects < EdgeCase::Koan
     assert_equal __(true), obj.object_id != another_obj.object_id
   end
 
-  def test_some_system_objects_always_have_the_same_id
-    assert_equal __(0), false.object_id
-    assert_equal __(2), true.object_id
-    assert_equal __(4), nil.object_id
-  end
-
   def test_small_integers_have_fixed_ids
     assert_equal __(1), 0.object_id
     assert_equal __(3), 1.object_id