diff --git a/test/t/object.rb b/test/t/object.rb
index 7dfaf6589..2586f1761 100644
--- a/test/t/object.rb
+++ b/test/t/object.rb
@@ -2,10 +2,10 @@
 # Object ISO Test
 
 assert('Object', '15.2.1') do
-  Object.class == Class
+  assert_equal Object.class, Class
 end
 
 assert('Object superclass', '15.2.1.2') do
-  Object.superclass == BasicObject
+  assert_equal Object.superclass, BasicObject
 end