diff --git a/openstack_releases/schema.yaml b/openstack_releases/schema.yaml
index cd1a3f9342..a3c3854784 100644
--- a/openstack_releases/schema.yaml
+++ b/openstack_releases/schema.yaml
@@ -54,7 +54,7 @@ properties:
     type: "string"
     enum: [ "python-service", "python-pypi", "xstatic", "fuel",
             "nodejs", "puppet", "neutron", "horizon", "openstack-manuals",
-            "manila-image-elements" ]
+            "manila-image-elements", "generic" ]
   stable-branch-type:
     type: "string"
     enum: [ "std", "tagless", "upstream" ]
diff --git a/openstack_releases/tests/test_validate.py b/openstack_releases/tests/test_validate.py
index 1a650a4481..732ad854c3 100644
--- a/openstack_releases/tests/test_validate.py
+++ b/openstack_releases/tests/test_validate.py
@@ -1134,6 +1134,34 @@ class TestValidateVersionNumbers(base.BaseTestCase):
         self.assertEqual(0, len(self.ctx.warnings))
         self.assertEqual(1, len(self.ctx.errors))
 
+    @mock.patch('openstack_releases.requirements.find_bad_lower_bound_increases')
+    def test_generic_model(self, mock_lower_bound):
+        deliv = deliverable.Deliverable(
+            team='team',
+            series='ocata',
+            name='name',
+            data={
+                'release-type': 'generic',
+                'releases': [
+                    {'version': '0.9.0',
+                     'projects': [
+                         {'repo': 'openstack/release-test',
+                          'hash': '04ee20f0bfe8774935de33b75e87fb3b858d0733'},
+                     ]},
+                    {'version': '0.9.1',
+                     'projects': [
+                         {'repo': 'openstack/release-test',
+                          'hash': 'a26e6a2e8a5e321b2e3517dbb01a7b9a56a8bfd5'},
+                     ]}
+                ],
+            }
+        )
+        validate.validate_version_numbers(deliv, self.ctx)
+        self.ctx.show_summary()
+        self.assertEqual(0, len(self.ctx.warnings))
+        self.assertEqual(0, len(self.ctx.errors))
+        self.assertFalse(mock_lower_bound.called)
+
     def test_valid_version(self):
         deliv = deliverable.Deliverable(
             team='team',
diff --git a/openstack_releases/versionutils.py b/openstack_releases/versionutils.py
index 2d8082b0e9..8ea642386e 100644
--- a/openstack_releases/versionutils.py
+++ b/openstack_releases/versionutils.py
@@ -40,6 +40,10 @@ _VALIDATORS['nodejs'] = _VALIDATORS['python-service']
 _VALIDATORS['neutron'] = _VALIDATORS['python-service']
 _VALIDATORS['horizon'] = _VALIDATORS['python-service']
 _VALIDATORS['python-pypi'] = _VALIDATORS['python-service']
+# This release-type uses the same version validation as python-service and
+# has no language specific validation like nodejs or xstatic.
+# It's used to bypass and python specific checks (like requirements validation)
+_VALIDATORS['generic'] = _VALIDATORS['python-service']
 
 
 def validate_version(versionstr, release_type='python-service', pre_ok=True):
diff --git a/tox.ini b/tox.ini
index 2ee4607343..727241f40f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,7 +1,8 @@
 [tox]
-minversion = 1.6
+minversion = 3.1.0
 envlist = py35,validate,pep8,bashate,docs
 skipdist = True
+ignore_basepython_conflict=true
 
 [testenv]
 usedevelop=True