diff --git a/SAS/TMSS/services/scheduling/test/t_dynamic_scheduling.py b/SAS/TMSS/services/scheduling/test/t_dynamic_scheduling.py
index 10386adac6056d21ff8375eb829547dacf2153b3..2b258f62f6332a70c664c5453865d85b775de9cf 100755
--- a/SAS/TMSS/services/scheduling/test/t_dynamic_scheduling.py
+++ b/SAS/TMSS/services/scheduling/test/t_dynamic_scheduling.py
@@ -230,7 +230,7 @@ class TestDynamicScheduling(unittest.TestCase):
         # call the method-under-test.
         scheduled_scheduling_unit = schedule_next_scheduling_unit_and_assign_start_stop_times_to_remaining_schedulable_scheduling_units()
 
-        # we expect the no scheduling_unit to be scheduled, because the only one is set to 'manual' constraint
+        # we expect no scheduling_unit to be scheduled, because the only one is set to 'manual' constraint
         self.assertIsNone(scheduled_scheduling_unit)
 
         # check the results