diff --git a/app/models/sale_payment.rb b/app/models/sale_payment.rb
index 961a556f..cb6b1249 100755
--- a/app/models/sale_payment.rb
+++ b/app/models/sale_payment.rb
@@ -20,7 +20,7 @@ class SalePayment < ApplicationRecord
       end
     end
 
-    if (amount_due > 0)
+    if (amount_due >= 0)
       payment_status = false
       #route to payment type
       case payment_method