1 files changed, 4 insertions, 0 deletions
diff --git a/lib/rss/maker/2.0.rb b/lib/rss/maker/2.0.rb
index 8ac5e7bbb3..9094b1e73b 100644
--- a/lib/rss/maker/2.0.rb
+++ b/lib/rss/maker/2.0.rb
@@ -17,6 +17,10 @@ module RSS
           @title and @link and @description
         end
 
+        def required_variable_names
+          %w(title link description)
+        end
+        
         class SkipDays < RSS09::Channel::SkipDays
           class Day < RSS09::Channel::SkipDays::Day
           end