diff --git a/app/models/qbo_estimate.rb b/app/models/qbo_estimate.rb
index 888fc4c..8826e2f 100644
--- a/app/models/qbo_estimate.rb
+++ b/app/models/qbo_estimate.rb
@@ -11,6 +11,7 @@
 class QboEstimate < ActiveRecord::Base
   unloadable
   has_many :issues
+  belongs_to :customer 
   attr_accessible :doc_number
   validates_presence_of :id, :doc_number
   
@@ -26,6 +27,7 @@ class QboEstimate < ActiveRecord::Base
         estimates.each { |estimate|
           qbo_estimate = QboEstimate.find_or_create_by(id: estimate.id)
           qbo_estimate.doc_number = estimate.doc_number
+          qbo_invoice.customer_id = invoice.customer_ref
           qbo_estimate.id = estimate.id
           qbo_estimate.save!
         }
@@ -39,6 +41,7 @@ class QboEstimate < ActiveRecord::Base
     estimate = get_base.service.fetch_by_id(id)
     qbo_estimate = QboEstimate.find_or_create_by(id: estimate.id)
     qbo_estimate.doc_number = estimate.doc_number
+    qbo_invoice.customer_id = invoice.customer_ref
     qbo_estimate.id = estimate.id
     qbo_estimate.save!
   end