diff --git a/app/models/spree/calculator/flexi_rate_decorator.rb b/app/models/spree/calculator/flexi_rate_decorator.rb
index ff8d28f87c..d2b0457b44 100644
--- a/app/models/spree/calculator/flexi_rate_decorator.rb
+++ b/app/models/spree/calculator/flexi_rate_decorator.rb
@@ -5,7 +5,7 @@ module Spree
     extend Spree::LocalizedNumber
 
     localize_number :preferred_first_item,
-    :preferred_additional_item
+                    :preferred_additional_item
 
     def self.description
       I18n.t(:flexible_rate)
@@ -14,7 +14,7 @@ module Spree
     def compute(object)
       sum = 0
       max = self.preferred_max_items.to_i
-      items_count = line_items_for(object).map(&:quantity).sum      
+      items_count = line_items_for(object).map(&:quantity).sum
       # check max value to avoid divide by 0 errors
       unless max == 0
         if items_count > max