diff --git a/keystoneauth1/tests/unit/loading/test_adapter.py b/keystoneauth1/tests/unit/loading/test_adapter.py
index 54d452f6..b2032999 100644
--- a/keystoneauth1/tests/unit/loading/test_adapter.py
+++ b/keystoneauth1/tests/unit/loading/test_adapter.py
@@ -117,7 +117,31 @@ class ConfLoadingTests(utils.TestCase):
         self.assertEqual('2.0', adap.min_version)
         self.assertEqual('3.0', adap.max_version)
 
-    def test_load_bad_version(self):
+    def test_version_mutex_min(self):
+        self.conf_fx.config(
+            service_type='type', service_name='name',
+            valid_interfaces='iface',
+            region_name='region', endpoint_override='endpoint',
+            version='2.0', min_version='2.0', group=self.GROUP)
+
+        self.assertRaises(
+            TypeError,
+            loading.load_adapter_from_conf_options,
+            self.conf_fx.conf, self.GROUP, session='session', auth='auth')
+
+    def test_version_mutex_max(self):
+        self.conf_fx.config(
+            service_type='type', service_name='name',
+            valid_interfaces='iface',
+            region_name='region', endpoint_override='endpoint',
+            version='2.0', max_version='3.0', group=self.GROUP)
+
+        self.assertRaises(
+            TypeError,
+            loading.load_adapter_from_conf_options,
+            self.conf_fx.conf, self.GROUP, session='session', auth='auth')
+
+    def test_version_mutex_minmax(self):
         self.conf_fx.config(
             service_type='type', service_name='name',
             valid_interfaces='iface',