From 4c22c00850c7fbddf6119644a8133b4195c96832 Mon Sep 17 00:00:00 2001
From: ej2 <edward.emanuel@gmail.com>
Date: Mon, 24 Aug 2020 16:35:37 -0500
Subject: [PATCH] Fixed failing test.

---
 .travis.yml                        | 1 +
 setup.py                           | 1 +
 tests/unit/objects/test_invoice.py | 1 +
 3 files changed, 3 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index f820c07..a0372d0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,7 @@ python:
   - 3.5
   - 3.6
   - 3.7
+  - 3.8
 before_install:
   - pip install coveralls
 install:
diff --git a/setup.py b/setup.py
index 0ff23cb..c6cd1a4 100644
--- a/setup.py
+++ b/setup.py
@@ -51,6 +51,7 @@ def read(*parts):
         'Programming Language :: Python :: 3.5',
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
+        'Programming Language :: Python :: 3.8',
     ],
     packages=find_packages(),
 )
diff --git a/tests/unit/objects/test_invoice.py b/tests/unit/objects/test_invoice.py
index 53d2d66..27b75a3 100644
--- a/tests/unit/objects/test_invoice.py
+++ b/tests/unit/objects/test_invoice.py
@@ -1,6 +1,7 @@
 import unittest
 
 from quickbooks import QuickBooks
+from quickbooks.objects import Ref
 from quickbooks.objects.invoice import Invoice, DeliveryInfo