diff --git a/app/serializers/invoice/adjustment_serializer.rb b/app/serializers/invoice/adjustment_serializer.rb
index 1ec87f0ec4..8eb0a6a13f 100644
--- a/app/serializers/invoice/adjustment_serializer.rb
+++ b/app/serializers/invoice/adjustment_serializer.rb
@@ -3,7 +3,7 @@
 class Invoice
   class AdjustmentSerializer < ActiveModel::Serializer
     attributes :adjustable_type, :label, :included_tax_total, :additional_tax_total, :amount,
-               :currency
+               :currency, :originator_type
     has_many :tax_rates, serializer: Invoice::TaxRateSerializer
 
     def tax_rates