diff --git a/test/test_private_reader.rb b/test/test_private_reader.rb
index f86d4249b..895c6a05d 100644
--- a/test/test_private_reader.rb
+++ b/test/test_private_reader.rb
@@ -24,6 +24,7 @@ def setup
   end
 
   def test_private_reader_is_private
+    skip if rbx?
     assert_private do @sample.reader end
     assert_private do @sample.a end
   end