diff --git a/openstack_releases/cmds/list_deliverables.py b/openstack_releases/cmds/list_deliverables.py
index 37bda8207a..0e77ae2fb6 100644
--- a/openstack_releases/cmds/list_deliverables.py
+++ b/openstack_releases/cmds/list_deliverables.py
@@ -72,7 +72,7 @@ def main():
     model = parser.add_mutually_exclusive_group()
     model.add_argument(
         '--model',
-        help=('the release model, such as "cycle-with-milestones"'
+        help=('the release model, such as "cycle-with-rc"'
               ' or "independent"'),
         choices=sorted(deliverable_schema.release_models + ['independent']),
     )
@@ -113,17 +113,11 @@ def main():
         action='store_true',
         help='limit the list to deliverables not released in the cycle',
     )
-    grp.add_argument(
-        '--missing-milestone',
-        help=('deliverables that do not have the specified milestone as '
-              'the most current release; for example 2 would look for .0b2 '
-              'in the version number (implies --model cycle-with-milestones)'),
-    )
     grp.add_argument(
         '--missing-rc',
         action='store_true',
         help=('deliverables that do not have a release candidate, yet '
-              '(implies --model cycle-with-milestones)'),
+              '(implies --model cycle-with-rc)'),
     )
     grp.add_argument(
         '--missing-final',
@@ -140,11 +134,8 @@ def main():
 
     series = args.series
 
-    if args.missing_milestone:
-        model = 'cycle-with-milestones'
-        version_ending = '.0b{}'.format(args.missing_milestone)
-    elif args.missing_rc:
-        model = 'cycle-with-milestones'
+    if args.missing_rc:
+        model = 'cycle-with-rc'
         version_ending = None
     elif args.missing_final:
         model = args.model
diff --git a/openstack_releases/cmds/new_release.py b/openstack_releases/cmds/new_release.py
index 721e620d8e..05f047f52b 100644
--- a/openstack_releases/cmds/new_release.py
+++ b/openstack_releases/cmds/new_release.py
@@ -27,7 +27,7 @@ from openstack_releases import series_status
 from openstack_releases import yamlutils
 
 # Release models that support release candidates.
-_USES_RCS = ['cycle-with-milestones', 'cycle-trailing']
+_USES_RCS = ['cycle-with-milestones', 'cycle-trailing', 'cycle-with-rc']
 
 LOG = logging.getLogger('')
 
diff --git a/openstack_releases/deliverable.py b/openstack_releases/deliverable.py
index 16a30864cd..6b0ad76cf6 100644
--- a/openstack_releases/deliverable.py
+++ b/openstack_releases/deliverable.py
@@ -475,7 +475,7 @@ class Deliverable(object):
 
     @property
     def is_milestone_based(self):
-        return self.model == 'cycle-with-milestones'
+        return self.model in ['cycle-with-milestones', 'cycle-with-rc']
 
     @property
     def is_branchless(self):
diff --git a/openstack_releases/tests/test_validate.py b/openstack_releases/tests/test_validate.py
index 584aec3424..1a650a4481 100644
--- a/openstack_releases/tests/test_validate.py
+++ b/openstack_releases/tests/test_validate.py
@@ -3179,7 +3179,7 @@ class TestValidatePreReleaseProgression(base.BaseTestCase):
         deliverable_data = yamlutils.loads(textwrap.dedent('''
         ---
         team: Release Management
-        release-model: cycle-with-milestones
+        release-model: cycle-with-rc
         '''))
         deliv = deliverable.Deliverable(
             None,
@@ -3199,7 +3199,7 @@ class TestValidatePreReleaseProgression(base.BaseTestCase):
         deliverable_data = yamlutils.loads(textwrap.dedent('''
         ---
         team: Release Management
-        release-model: cycle-with-milestones
+        release-model: cycle-with-rc
         releases:
           - version: 1.5.1.0rc1
             projects:
@@ -3224,7 +3224,7 @@ class TestValidatePreReleaseProgression(base.BaseTestCase):
         deliverable_data = yamlutils.loads(textwrap.dedent('''
         ---
         team: Release Management
-        release-model: cycle-with-milestones
+        release-model: cycle-with-rc
         releases:
           - version: 1.5.1
             projects:
@@ -3253,7 +3253,7 @@ class TestValidatePreReleaseProgression(base.BaseTestCase):
         deliverable_data = yamlutils.loads(textwrap.dedent('''
         ---
         team: Release Management
-        release-model: cycle-with-milestones
+        release-model: cycle-with-rc
         releases:
           - version: 1.5.0.0rc1
             projects:
@@ -3282,7 +3282,7 @@ class TestValidatePreReleaseProgression(base.BaseTestCase):
         deliverable_data = yamlutils.loads(textwrap.dedent('''
         ---
         team: Release Management
-        release-model: cycle-with-milestones
+        release-model: cycle-with-rc
         releases:
           - version: 1.5.0.0rc1
             projects:
@@ -3315,7 +3315,7 @@ class TestValidatePreReleaseProgression(base.BaseTestCase):
         deliverable_data = yamlutils.loads(textwrap.dedent('''
         ---
         team: Release Management
-        release-model: cycle-with-milestones
+        release-model: cycle-with-rc
         releases:
           - version: 1.5.0
             projects:
@@ -3344,7 +3344,7 @@ class TestValidatePreReleaseProgression(base.BaseTestCase):
         deliverable_data = yamlutils.loads(textwrap.dedent('''
         ---
         team: Release Management
-        release-model: cycle-with-milestones
+        release-model: cycle-with-rc
         releases:
           - version: 1.5.0.0b1
             projects:
@@ -3373,7 +3373,7 @@ class TestValidatePreReleaseProgression(base.BaseTestCase):
         deliverable_data = yamlutils.loads(textwrap.dedent('''
         ---
         team: Release Management
-        release-model: cycle-with-milestones
+        release-model: cycle-with-rc
         releases:
           - version: 1.5.0.0b1
             projects:
diff --git a/tools/aclmanager.py b/tools/aclmanager.py
index 96ada37897..3fecf46420 100755
--- a/tools/aclmanager.py
+++ b/tools/aclmanager.py
@@ -44,7 +44,7 @@ def repositories_list(deliverables_dir, series):
     """Yields (team, repo) tuples for cycle-with-milestones deliverables"""
     deliverables = deliverable.Deliverables(deliverables_dir)
     for d in deliverables.get_deliverables(None, series):
-        if d.model != 'cycle-with-milestones':
+        if d.model not in ['cycle-with-milestones', 'cycle-with-rc']:
             continue
         if not d.repos:
             print('WARNING: no releases for {} in {}'.format(d.name, d.series))