Setup Add our exception handler in your settings.py. REST_FRAMEWORK = { ... "EXCEPTION_HANDLER": "capyc.rest_framework.exception_handler.exception_handler", ... } And this to your conftest.py. pytest_plugins = ( "capyc.pytest.core", "capyc.pytest.newrelic", "capyc.pytest.django", "capyc.pytest.rest_framework", "capyc.pytest.circuitbreaker", )