diff --git a/mood.rb b/mood.rb
index b7bcf91..bb3faee 100644
--- a/mood.rb
+++ b/mood.rb
@@ -23,6 +23,6 @@ class Mood < ActiveRecord::Base
       log_mood << [ current_date.to_s, current_mode ]
       current_date += 1
     end
-    log_mood.each_slice(7).to_a
+    log_mood.each_slice(7).to_a.last(54)
   end
 end