diff --git a/app/models/invoice/data_presenter.rb b/app/models/invoice/data_presenter.rb
index 3b851bf1d9..286cb810de 100644
--- a/app/models/invoice/data_presenter.rb
+++ b/app/models/invoice/data_presenter.rb
@@ -133,8 +133,8 @@ class Invoice
     end
 
     def tax_rate_by_id
-      all_tax_adjustments.each_with_object({}) do |adjustment, tax_rates|
-        tax_rates[adjustment.originator.id] = adjustment.originator
+      all_tax_adjustments.to_h do |adjustment|
+        [adjustment.originator.id, adjustment.originator]
       end
     end
 
diff --git a/lib/open_food_network/enterprise_fee_calculator.rb b/lib/open_food_network/enterprise_fee_calculator.rb
index 739725ce79..2596ded797 100644
--- a/lib/open_food_network/enterprise_fee_calculator.rb
+++ b/lib/open_food_network/enterprise_fee_calculator.rb
@@ -41,8 +41,8 @@ module OpenFoodNetwork
     end
 
     def fees_name_by_type_for(variant)
-      per_item_enterprise_fee_applicators_for(variant).each_with_object({}) do |applicator, fees|
-        fees[applicator.enterprise_fee.fee_type.to_sym] = applicator.enterprise_fee.name
+      per_item_enterprise_fee_applicators_for(variant).to_h do |applicator|
+        [applicator.enterprise_fee.fee_type.to_sym, applicator.enterprise_fee.name]
       end
     end