diff --git a/app/models/qbo_estimate.rb b/app/models/qbo_estimate.rb
index ee5582a..888fc4c 100644
--- a/app/models/qbo_estimate.rb
+++ b/app/models/qbo_estimate.rb
@@ -36,7 +36,7 @@ class QboEstimate < ActiveRecord::Base
   end
   
   def self.sync_by_id(id)
-    estimates = get_base.service.fetch_by_id(id)
+    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_estimate.id = estimate.id