diff --git a/app/models/survey_item_response.rb b/app/models/survey_item_response.rb
index d6f78153..28dc16a9 100644
--- a/app/models/survey_item_response.rb
+++ b/app/models/survey_item_response.rb
@@ -13,8 +13,7 @@ class SurveyItemResponse < ActiveRecord::Base
   has_one :measure, through: :survey_item
 
   scope :exclude_boston, lambda {
-                           boston = District.find_by_name('Boston')
-                           where.not(school: boston.schools) if boston.present?
+                           where.not(school: District.boston.schools) if District.boston.present?
                          }
 
   scope :averages_for_grade, lambda { |survey_items, school, academic_year, grade|