diff --git a/app/controllers/tickets_controller.rb b/app/controllers/tickets_controller.rb
index c0901f0..315b2ea 100644
--- a/app/controllers/tickets_controller.rb
+++ b/app/controllers/tickets_controller.rb
@@ -31,6 +31,6 @@ def risk_feed
   private
 
   def ticket_params
-    params.require(:ticket).permit(:id, :area_id, :entered_at, :left_at, :encrypted_data, :public_key, :accepted_privacy_policy)
+    params.require(:ticket).permit(:id, :area_id, :entered_at, :left_at, :cwa_checked_in, :encrypted_data, :public_key, :accepted_privacy_policy)
   end
 end
diff --git a/app/models/ticket.rb b/app/models/ticket.rb
index 843f7e8..8dc1a61 100644
--- a/app/models/ticket.rb
+++ b/app/models/ticket.rb
@@ -5,7 +5,7 @@ class Ticket < ApplicationRecord
   has_paper_trail on: [:update], only: [:encrypted_data]
 
   AUTO_CHECKOUT_AFTER = 4.hours
-  EXPOSED_ATTRIBUTES = %i[id entered_at left_at area_id company_name company_address company_location_type company_cwa_link_enabled company_auto_checkout_time area_name]
+  EXPOSED_ATTRIBUTES = %i[id entered_at left_at area_id company_name cwa_checked_in company_address company_location_type company_cwa_link_enabled company_auto_checkout_time area_name]
 
   enum status: { neutral: 0, at_risk: 2 }
 
diff --git a/db/migrate/20210614144014_add_cwa_tracking_to_tickets.rb b/db/migrate/20210614144014_add_cwa_tracking_to_tickets.rb
new file mode 100644
index 0000000..3bc4773
--- /dev/null
+++ b/db/migrate/20210614144014_add_cwa_tracking_to_tickets.rb
@@ -0,0 +1,5 @@
+class AddCwaTrackingToTickets < ActiveRecord::Migration[6.1]
+  def change
+    add_column :tickets, :cwa_checked_in, :integer
+  end
+end