diff --git a/.rubocop.yml b/.rubocop.yml
index 3a9677bcb..dd34379f0 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -48,3 +48,10 @@ RSpec/DescribeClass:
   Exclude:
     - spec/features/**/*
     - spec/models/factory_spec.rb
+
+Metrics/BlockLength:
+  Exclude:
+    - spec/**/*
+    - config/**/*
+    - db/migrate/*
+    - lib/tasks/**/*
\ No newline at end of file
diff --git a/.rubocop_todo.yml b/.rubocop_todo.yml
index e659ec6af..9ed2b20ce 100644
--- a/.rubocop_todo.yml
+++ b/.rubocop_todo.yml
@@ -1,6 +1,6 @@
 # This configuration was generated by
 # `rubocop --auto-gen-config --auto-gen-only-exclude`
-# on 2020-01-02 21:39:09 +0100 using RuboCop version 0.78.0.
+# on 2020-01-03 11:33:09 +0100 using RuboCop version 0.78.0.
 # The point is for the user to remove these configuration records
 # one by one as the offenses are removed from the code base.
 # Note that changes in the inspected code, or installation of new
@@ -10,12 +10,6 @@
 Metrics/AbcSize:
   Max: 249
 
-# Offense count: 186
-# Configuration parameters: CountComments, ExcludedMethods.
-# ExcludedMethods: refine
-Metrics/BlockLength:
-  Max: 596
-
 # Offense count: 5
 # Configuration parameters: CountComments, Max.
 Metrics/ClassLength:
@@ -58,7 +52,7 @@ RSpec/ContextWording:
 RSpec/ExampleLength:
   Enabled: false
 
-# Offense count: 1142
+# Offense count: 394
 # Configuration parameters: AssignmentOnly.
 RSpec/InstanceVariable:
   Enabled: false
@@ -92,7 +86,7 @@ Style/Documentation:
 Style/IfUnlessModifier:
   Enabled: false
 
-# Offense count: 811
+# Offense count: 807
 # Cop supports --auto-correct.
 # Configuration parameters: AutoCorrect, AllowHeredoc, AllowURI, URISchemes, IgnoreCopDirectives, IgnoredPatterns.
 # URISchemes: http, https
diff --git a/app/controllers/events/attendees_controller.rb b/app/controllers/events/attendees_controller.rb
index 67f4e3dcb..14be00ed6 100644
--- a/app/controllers/events/attendees_controller.rb
+++ b/app/controllers/events/attendees_controller.rb
@@ -31,20 +31,22 @@ def find_event
       @event = Event.find_by(id: params[:event_id])
     end
 
+    HEADER = [
+      'Name',
+      'Attending As',
+      'Custom Question Answer',
+      'Dietary Info',
+      'Childcare Info',
+      'Job Details',
+      'Gender',
+      'Plus-One Host',
+      'Waitlisted',
+      'Waitlist Position'
+    ].freeze
+
     def attendee_csv_data(rsvps)
       CSV.generate do |csv|
-        csv << [
-          'Name',
-          'Attending As',
-          'Custom Question Answer',
-          'Dietary Info',
-          'Childcare Info',
-          'Job Details',
-          'Gender',
-          'Plus-One Host',
-          'Waitlisted',
-          'Waitlist Position'
-        ]
+        csv << HEADER
 
         rsvps.includes(:user).joins(:bridgetroll_user).order('users.first_name ASC, users.last_name ASC').each do |rsvp|
           csv << [