diff --git a/tangostationcontrol/tangostationcontrol/test/beam/test_delays.py b/tangostationcontrol/tangostationcontrol/test/beam/test_delays.py
index 152bc78741a8c26ce742c7c69be7d46e2df2ff02..d3ad473273650b7d17a5ec272bbec3c7da7258b8 100644
--- a/tangostationcontrol/tangostationcontrol/test/beam/test_delays.py
+++ b/tangostationcontrol/tangostationcontrol/test/beam/test_delays.py
@@ -47,7 +47,7 @@ class TestAttributeTypes(base.TestCase):
         d = delay_calculator(reference_itrf)
 
         # set the antenna position identical to the reference position
-        antenna_itrf = [reference_itrf]  # CS001LBA, in ITRF2005 epoch 2012.5
+        antenna_itrf = [[reference_itrf[0], reference_itrf[1], reference_itrf[2]]]  # CS001LBA, in ITRF2005 epoch 2012.5
 
         # # set the timestamp to solve for
         timestamp = datetime.datetime(2000, 1, 1, 0, 0, 0)
@@ -61,7 +61,7 @@ class TestAttributeTypes(base.TestCase):
         # calculate the delays based on the set reference position, the set time and now the set direction and antenna positions.
         delays = d.convert(direction, antenna_itrf)
 
-        self.assertListEqual(delays == [0.0])
+        self.assertListEqual(delays, [0.0])
 
     def test_light_second_delay(self):
         """