diff --git a/db/migrate/20180406080240_create_order_reservations.rb b/db/migrate/20180406080240_create_order_reservations.rb
index f5a46dd2..96dd0b22 100644
--- a/db/migrate/20180406080240_create_order_reservations.rb
+++ b/db/migrate/20180406080240_create_order_reservations.rb
@@ -4,7 +4,7 @@ class CreateOrderReservations < ActiveRecord::Migration[5.1]
       t.string     :order_reservation_id, :limit => 16, :primary_key => true
     	t.string 	   :order_reservation_type, :null => false
     	t.string 	   :customer_id, :null => false
-    	t.string 	   :requested_time, :null => false
+    	t.datetime 	 :requested_time, :null => false
       t.string     :callback_url, :null => false
       t.string     :transaction_ref, :null => false
       t.string     :sale_id