diff --git a/src/about_iteration.rb b/src/about_iteration.rb
index 2e35aa9..09ccfa2 100644
--- a/src/about_iteration.rb
+++ b/src/about_iteration.rb
@@ -14,7 +14,7 @@ class AboutIteration < EdgeCase::Koan
     end
   end
 
-  in_ruby_version("1.9") do
+  in_ruby_version("1.9", "2.0") do
     def as_name(name)
       name.to_sym
     end