diff --git a/monasca_tempest_tests/tests/api/constants.py b/monasca_tempest_tests/tests/api/constants.py
index 2ce3f45..0caf3b6 100644
--- a/monasca_tempest_tests/tests/api/constants.py
+++ b/monasca_tempest_tests/tests/api/constants.py
@@ -16,7 +16,7 @@ MAX_RETRIES = 60
 RETRY_WAIT_SECS = 1
 ONE_MINUTE_TIME_OUT = 60
 
-ALARM_DEFINITION_CREATION_WAIT = 1
+ALARM_DEFINITION_CREATION_WAIT = 3
 
 MAX_METRIC_NAME_LENGTH = 255
 MAX_DIMENSION_KEY_LENGTH = 255
diff --git a/monasca_tempest_tests/tests/api/test_alarm_transitions.py b/monasca_tempest_tests/tests/api/test_alarm_transitions.py
index 773305b..7be5aaf 100644
--- a/monasca_tempest_tests/tests/api/test_alarm_transitions.py
+++ b/monasca_tempest_tests/tests/api/test_alarm_transitions.py
@@ -14,11 +14,13 @@
 
 import time
 
-from monasca_tempest_tests.tests.api import base
-from monasca_tempest_tests.tests.api import helpers
 from tempest.lib.common.utils import data_utils
 from tempest.lib import decorators
 
+from monasca_tempest_tests.tests.api import base
+from monasca_tempest_tests.tests.api import constants
+from monasca_tempest_tests.tests.api import helpers
+
 WAIT_SECS = 10
 
 
@@ -133,7 +135,8 @@ class TestAlarmTransitions(base.BaseMonascaTest):
         resp, resp_body = self.monasca_client.create_alarm_definitions(definition)
         self.assertEqual(201, resp.status)
         definition_id = resp_body['id']
-        time.sleep(1)
+        # Ensure the new Alarm Definition gets to the Threshold Engine
+        time.sleep(constants.ALARM_DEFINITION_CREATION_WAIT)
 
         self._send_measurement(metric_def, 1)