diff --git a/tripleo_common/tests/utils/test_config.py b/tripleo_common/tests/utils/test_config.py
index b0cb7bf1c..e805bdac6 100644
--- a/tripleo_common/tests/utils/test_config.py
+++ b/tripleo_common/tests/utils/test_config.py
@@ -130,16 +130,16 @@ class TestConfig(base.TestCase):
                                            'service':
                                            'name=fake state=stopped',
                                            'tags': 'step1',
-                                           'when': ['existingcondition',
-                                                    'step|int == 1']},
+                                           'when': ['step|int == 1',
+                                                    'existingcondition']},
                                           {'name': 'Stop nova-'
                                            'compute service',
                                            'service':
                                            'name=openstack-nova-'
                                            'compute state=stopped',
                                            'tags': 'step1',
-                                           'when': ['existing',
-                                                    'list', 'step|int == 1']}]}
+                                           'when': ['step|int == 1',
+                                                    'existing', 'list']}]}
         mock_get_role_data.return_value = fake_role
 
         for role in fake_role:
diff --git a/tripleo_common/utils/config.py b/tripleo_common/utils/config.py
index 81c5e8ca2..8ab0e4410 100644
--- a/tripleo_common/utils/config.py
+++ b/tripleo_common/utils/config.py
@@ -140,7 +140,7 @@ class Config(object):
                         # Skip to the next task,
                         # there is an existing 'step|int == N'
                         continue
-                    whenexpr.append("step|int == %s" % step)
+                    whenexpr.insert(0, "step|int == %s" % step)
                     task['when'] = whenexpr
 
     def _write_playbook_get_tasks(self, tasks, role, filepath):