diff --git a/awx/main/tests/unit/api/serializers/test_job_serializers.py b/awx/main/tests/unit/api/serializers/test_job_serializers.py
index 2ab393f698..603b72892c 100644
--- a/awx/main/tests/unit/api/serializers/test_job_serializers.py
+++ b/awx/main/tests/unit/api/serializers/test_job_serializers.py
@@ -34,7 +34,8 @@ def project_update(mocker):
 
 @pytest.fixture
 def job(mocker, job_template, project_update):
-    return mocker.MagicMock(pk=5, job_template=job_template, project_update=project_update)
+    return mocker.MagicMock(pk=5, job_template=job_template, project_update=project_update,
+                            workflow_job_id=None)
 
 
 @pytest.fixture