diff --git a/app/models/service_template.rb b/app/models/service_template.rb
index 1d7375cb5ed..098fae32e64 100644
--- a/app/models/service_template.rb
+++ b/app/models/service_template.rb
@@ -63,6 +63,7 @@ class ServiceTemplate < ApplicationRecord
 
   belongs_to :service_template_catalog
   belongs_to :zone
+  belongs_to :currency, :class_name => "ChargebackRateDetailCurrency", :inverse_of => false
 
   has_many   :dialogs, -> { distinct }, :through => :resource_actions
   has_many   :miq_schedules, :as => :resource, :dependent => :destroy