diff --git a/tangostationcontrol/tangostationcontrol/integration_test/default/devices/test_observation.py b/tangostationcontrol/tangostationcontrol/integration_test/default/devices/test_observation.py
index fdca6f917d67a29e07274ac3d847d98d107849df..7dae3e98236b6f3bdd2007abf5a3830fc70aec7b 100644
--- a/tangostationcontrol/tangostationcontrol/integration_test/default/devices/test_observation.py
+++ b/tangostationcontrol/tangostationcontrol/integration_test/default/devices/test_observation.py
@@ -6,6 +6,7 @@ from tangostationcontrol.integration_test import base
 from tangostationcontrol.devices.observation_control import observation_wrapper
 from tangostationcontrol.integration_test.device_proxy import TestDeviceProxy
 import numpy
+from os import environ
 
 from json import loads
 
@@ -25,7 +26,7 @@ class TestObservation(base.IntegrationTestCase):
         specification_dict = loads(TestObservationBase.VALID_JSON)
 
         # create an observation class using the dict and as host just get it using a util function
-        observation = observation_wrapper(specification=specification_dict, host=ApiUtil.get_env_var("TANGO_HOST"))
+        observation = observation_wrapper(specification=specification_dict, host=environ["TANGO_HOST"])
 
         # Assert the observation is running after starting it
         observation.start()