diff --git a/mistral/tests/unit/engine/test_cron_trigger.py b/mistral/tests/unit/engine/test_cron_trigger.py
index a0c5fdce0..5bfeef1a9 100644
--- a/mistral/tests/unit/engine/test_cron_trigger.py
+++ b/mistral/tests/unit/engine/test_cron_trigger.py
@@ -192,10 +192,10 @@ class ProcessCronTriggerTest(base.EngineTestCase):
         cron_trigger_db = db_api.get_cron_trigger(trigger_name)
 
         self.assertIsNotNone(cron_trigger_db)
-        self.assertEqual(
-            next_time,
-            cron_trigger_db.next_execution_time
-        )
+
+        interval = (cron_trigger_db.next_execution_time - next_time)
+
+        self.assertLessEqual(interval.total_seconds(), 3.0)
 
     def test_validate_cron_trigger_input_first_time(self):
         cfg.CONF.set_default('auth_enable', False, group='pecan')