diff --git a/lib/amee-data-abstraction/calculation.rb b/lib/amee-data-abstraction/calculation.rb
index <HASH>..<HASH> 100644
--- a/lib/amee-data-abstraction/calculation.rb
+++ b/lib/amee-data-abstraction/calculation.rb
@@ -130,6 +130,7 @@ module AMEE
       def discover_url
          "http://discover.amee.com/categories#{path}"
       end
+      
 
       def explorer_url
          Rails.logger.info "#explorer_url method deprecated. Use #discover_url" if defined? Rails
change explorer_url mathod to discvoer