diff --git a/InvenTree/plugin/test_integration.py b/InvenTree/plugin/test_integration.py
index 5831e50af2..7ce581e68b 100644
--- a/InvenTree/plugin/test_integration.py
+++ b/InvenTree/plugin/test_integration.py
@@ -176,7 +176,13 @@ class APICallMixinTest(BaseMixinDefinition, TestCase):
             pass
         self.mixin_wrong = WrongCLS()
 
+        class WrongCLS2(APICallMixin, IntegrationPluginBase):
+            API_URL_SETTING = 'test'
+        self.mixin_wrong2 = WrongCLS2()
+
     def test_function(self):
+        # check init
+        self.assertTrue(self.mixin.has_api_call())
         # api_url
         self.assertEqual('https://reqres.in', self.mixin.api_url)
 
@@ -204,6 +210,10 @@ class APICallMixinTest(BaseMixinDefinition, TestCase):
         with self.assertRaises(ValueError):
             self.mixin_wrong.has_api_call()
 
+        # cover wrong token setting
+        with self.assertRaises(ValueError):
+            self.mixin_wrong.has_api_call()
+
 
 class IntegrationPluginBaseTests(TestCase):
     """ Tests for IntegrationPluginBase """