diff --git a/etc/patrole.conf.sample b/etc/patrole.conf.sample
index 6433f40..42f1042 100644
--- a/etc/patrole.conf.sample
+++ b/etc/patrole.conf.sample
@@ -81,7 +81,7 @@
 #
 # Where:
 #
-# service = the service that is being tested (Cinder, Nova, etc.).
+# service = the service that is being tested (cinder, nova, etc.).
 #
 # api_action = the policy action that is being tested. Examples:
 #
diff --git a/patrole_tempest_plugin/config.py b/patrole_tempest_plugin/config.py
index 62337f7..63f0a8a 100644
--- a/patrole_tempest_plugin/config.py
+++ b/patrole_tempest_plugin/config.py
@@ -96,6 +96,11 @@
 * add_image
 
 allowed_role = the ``oslo.policy`` role that is allowed to perform the API.
+"""),
+    cfg.BoolOpt('validate_deprecated_rules', default=True,
+                help="""Some of the policy rules have deprecated version,
+Patrole should be able to run check against default and deprecated rules,
+otherwise the result of the tests may not be correct.
 """)
 ]
 
diff --git a/patrole_tempest_plugin/policy_authority.py b/patrole_tempest_plugin/policy_authority.py
index 259a056..4decc52 100644
--- a/patrole_tempest_plugin/policy_authority.py
+++ b/patrole_tempest_plugin/policy_authority.py
@@ -169,6 +169,27 @@
             is_admin=is_admin_context)
         return is_allowed
 
+    def _handle_deprecated_rule(self, default):
+        deprecated_rule = default.deprecated_rule
+        deprecated_msg = (
+            'Policy "%(old_name)s":"%(old_check_str)s" was deprecated in '
+            '%(release)s in favor of "%(name)s":"%(check_str)s". Reason: '
+            '%(reason)s. Either ensure your deployment is ready for the new '
+            'default or copy/paste the deprecated policy into your policy '
+            'file and maintain it manually.' % {
+                'old_name': deprecated_rule.name,
+                'old_check_str': deprecated_rule.check_str,
+                'release': default.deprecated_since,
+                'name': default.name,
+                'check_str': default.check_str,
+                'reason': default.deprecated_reason
+            }
+        )
+        LOG.warn(deprecated_msg)
+        check_str = '(%s) or (%s)' % (default.check_str,
+                                      deprecated_rule.check_str)
+        return policy.RuleDefault(default.name, check_str)
+
     def get_rules(self):
         rules = policy.Rules()
         # Check whether policy file exists and attempt to read it.
@@ -203,6 +224,12 @@
             if self.service in policy_generator:
                 for rule in policy_generator[self.service]:
                     if rule.name not in rules:
+                        if CONF.patrole.validate_deprecated_rules:
+                            # NOTE (sergey.vilgelm):
+                            # The `DocumentedRuleDefault` object has no
+                            # `deprecated_rule` attribute in Pike
+                            if getattr(rule, 'deprecated_rule', False):
+                                rule = self._handle_deprecated_rule(rule)
                         rules[rule.name] = rule.check
                     elif str(rule.check) != str(rules[rule.name]):
                         msg = ("The same policy name: %s was found in the "
@@ -238,13 +265,17 @@
         return CONF.identity.admin_role in roles
 
     def _get_access_token(self, roles):
+        roles = {r.lower() for r in roles if r}
+
+        # Extend roles for an user with admin or member role
+        if 'admin' in roles:
+            roles.add('member')
+        if 'member' in roles:
+            roles.add('reader')
+
         access_token = {
             "token": {
-                "roles": [
-                    {
-                        "name": role
-                    } for role in roles
-                ],
+                "roles": [{'name': r} for r in roles],
                 "project_id": self.project_id,
                 "tenant_id": self.project_id,
                 "user_id": self.user_id
diff --git a/patrole_tempest_plugin/tests/unit/resources/admin_rbac_policy.json b/patrole_tempest_plugin/tests/unit/resources/admin_rbac_policy.json
index 7828921..d6d9605 100644
--- a/patrole_tempest_plugin/tests/unit/resources/admin_rbac_policy.json
+++ b/patrole_tempest_plugin/tests/unit/resources/admin_rbac_policy.json
@@ -2,5 +2,6 @@
 	"admin_rule": "role:admin",
 	"is_admin_rule": "is_admin:True",
 	"alt_admin_rule": "is_admin:True or (role:admin and is_project_admin:True)",
-	"non_admin_rule": "role:Member"
+	"member_rule": "role:member",
+	"reader_rule": "role:reader"
 }
diff --git a/patrole_tempest_plugin/tests/unit/test_policy_authority.py b/patrole_tempest_plugin/tests/unit/test_policy_authority.py
index 6a4d219..90e45f9 100644
--- a/patrole_tempest_plugin/tests/unit/test_policy_authority.py
+++ b/patrole_tempest_plugin/tests/unit/test_policy_authority.py
@@ -83,9 +83,29 @@
         for name, check in rules.items():
             fake_rule = mock.Mock(check=check, __name__='foo')
             fake_rule.name = name
+            fake_rule.deprecated_rule = False
             fake_rules.append(fake_rule)
         return fake_rules
 
+    def _test_policy_file(self, roles, allowed_rules,
+                          disallowed_rules, authority=None, service=None):
+        if authority is None:
+            self.assertIsNotNone(service)
+            test_tenant_id = mock.sentinel.tenant_id
+            test_user_id = mock.sentinel.user_id
+            authority = policy_authority.PolicyAuthority(
+                test_tenant_id, test_user_id, service)
+
+        for rule in allowed_rules:
+            allowed = authority.allowed(rule, roles)
+            self.assertTrue(allowed)
+
+        for rule in disallowed_rules:
+            allowed = authority.allowed(rule, roles)
+            self.assertFalse(allowed)
+
+        return authority
+
     @mock.patch.object(policy_authority, 'LOG', autospec=True)
     def _test_custom_policy(self, *args):
         default_roles = ['zero', 'one', 'two', 'three', 'four',
@@ -145,23 +165,14 @@
                 self.assertFalse(authority.allowed(rule, test_roles))
 
     def test_empty_rbac_test_roles(self):
-        test_tenant_id = mock.sentinel.tenant_id
-        test_user_id = mock.sentinel.user_id
-        authority = policy_authority.PolicyAuthority(
-            test_tenant_id, test_user_id, "custom_rbac_policy")
-
-        disallowed_for_empty_roles = ['policy_action_1', 'policy_action_2',
-                                      'policy_action_3', 'policy_action_4',
-                                      'policy_action_6']
-
-        # Due to "policy_action_5": "rule:all_rule" / "all_rule": ""
-        allowed_for_empty_roles = ['policy_action_5']
-
-        for rule in disallowed_for_empty_roles:
-            self.assertFalse(authority.allowed(rule, []))
-
-        for rule in allowed_for_empty_roles:
-            self.assertTrue(authority.allowed(rule, []))
+        self._test_policy_file(
+            roles=[],
+            allowed_rules=['policy_action_5'],
+            disallowed_rules=['policy_action_1', 'policy_action_2',
+                              'policy_action_3', 'policy_action_4',
+                              'policy_action_6'],
+            service="custom_rbac_policy"
+        )
 
     def test_custom_policy_json(self):
         # The CONF.patrole.custom_policy_files has a path to JSON file by
@@ -184,75 +195,47 @@
         self._test_custom_multi_roles_policy()
 
     def test_admin_policy_file_with_admin_role(self):
-        test_tenant_id = mock.sentinel.tenant_id
-        test_user_id = mock.sentinel.user_id
-        authority = policy_authority.PolicyAuthority(
-            test_tenant_id, test_user_id, "admin_rbac_policy")
-
-        roles = ['admin']
-        allowed_rules = [
-            'admin_rule', 'is_admin_rule', 'alt_admin_rule'
-        ]
-        disallowed_rules = ['non_admin_rule']
-
-        for rule in allowed_rules:
-            allowed = authority.allowed(rule, roles)
-            self.assertTrue(allowed)
-
-        for rule in disallowed_rules:
-            allowed = authority.allowed(rule, roles)
-            self.assertFalse(allowed)
+        # admin role implies member and reader roles
+        self._test_policy_file(
+            roles=['admin'],
+            allowed_rules=['admin_rule', 'is_admin_rule', 'alt_admin_rule',
+                           'member_rule', 'reader_rule'],
+            disallowed_rules=[],
+            service="admin_rbac_policy"
+        )
 
     def test_admin_policy_file_with_member_role(self):
-        test_tenant_id = mock.sentinel.tenant_id
-        test_user_id = mock.sentinel.user_id
-        authority = policy_authority.PolicyAuthority(
-            test_tenant_id, test_user_id, "admin_rbac_policy")
+        # member role implies reader role
+        self._test_policy_file(
+            roles=['member'],
+            allowed_rules=['member_rule', 'reader_rule'],
+            disallowed_rules=['admin_rule', 'is_admin_rule', 'alt_admin_rule'],
+            service="admin_rbac_policy"
+        )
 
-        roles = ['Member']
-        allowed_rules = [
-            'non_admin_rule'
-        ]
-        disallowed_rules = [
-            'admin_rule', 'is_admin_rule', 'alt_admin_rule']
-
-        for rule in allowed_rules:
-            allowed = authority.allowed(rule, roles)
-            self.assertTrue(allowed)
-
-        for rule in disallowed_rules:
-            allowed = authority.allowed(rule, roles)
-            self.assertFalse(allowed)
+    def test_admin_policy_file_with_reader_role(self):
+        self._test_policy_file(
+            roles=['reader'],
+            allowed_rules=['reader_rule'],
+            disallowed_rules=['admin_rule', 'is_admin_rule', 'alt_admin_rule',
+                              'member_rule'],
+            service="admin_rbac_policy"
+        )
 
     def test_alt_admin_policy_file_with_context_is_admin(self):
-        test_tenant_id = mock.sentinel.tenant_id
-        test_user_id = mock.sentinel.user_id
-        authority = policy_authority.PolicyAuthority(
-            test_tenant_id, test_user_id, "alt_admin_rbac_policy")
+        authority = self._test_policy_file(
+            roles=['fake_admin'],
+            allowed_rules=['non_admin_rule'],
+            disallowed_rules=['admin_rule'],
+            service="alt_admin_rbac_policy"
+        )
 
-        roles = ['fake_admin']
-        allowed_rules = ['non_admin_rule']
-        disallowed_rules = ['admin_rule']
-
-        for rule in allowed_rules:
-            allowed = authority.allowed(rule, roles)
-            self.assertTrue(allowed)
-
-        for rule in disallowed_rules:
-            allowed = authority.allowed(rule, roles)
-            self.assertFalse(allowed)
-
-        roles = ['super_admin']
-        allowed_rules = ['admin_rule']
-        disallowed_rules = ['non_admin_rule']
-
-        for rule in allowed_rules:
-            allowed = authority.allowed(rule, roles)
-            self.assertTrue(allowed)
-
-        for rule in disallowed_rules:
-            allowed = authority.allowed(rule, roles)
-            self.assertFalse(allowed)
+        self._test_policy_file(
+            roles=['super_admin'],
+            allowed_rules=['admin_rule'],
+            disallowed_rules=['non_admin_rule'],
+            authority=authority
+        )
 
     def test_tenant_user_policy(self):
         """Test whether rules with format tenant_id/user_id formatting work.
@@ -261,26 +244,25 @@
         network:tenant_id pass. And test whether Nova rules that contain
         user_id pass.
         """
-        test_tenant_id = mock.sentinel.tenant_id
-        test_user_id = mock.sentinel.user_id
-        authority = policy_authority.PolicyAuthority(
-            test_tenant_id, test_user_id, "tenant_rbac_policy")
+        allowed_rules = ['rule1', 'rule2', 'rule3', 'rule4']
+        disallowed_rules = ['admin_tenant_rule', 'admin_user_rule']
 
         # Check whether Member role can perform expected actions.
-        allowed_rules = ['rule1', 'rule2', 'rule3', 'rule4']
-        for rule in allowed_rules:
-            allowed = authority.allowed(rule, ['Member'])
-            self.assertTrue(allowed)
-
-        disallowed_rules = ['admin_tenant_rule', 'admin_user_rule']
-        for disallowed_rule in disallowed_rules:
-            self.assertFalse(authority.allowed(disallowed_rule, ['Member']))
+        authority = self._test_policy_file(
+            roles=['member'],
+            allowed_rules=allowed_rules,
+            disallowed_rules=disallowed_rules,
+            service="tenant_rbac_policy",
+        )
 
         # Check whether admin role can perform expected actions.
         allowed_rules.extend(disallowed_rules)
-        for rule in allowed_rules:
-            allowed = authority.allowed(rule, ['admin'])
-            self.assertTrue(allowed)
+        self._test_policy_file(
+            roles=['admin'],
+            allowed_rules=allowed_rules,
+            disallowed_rules=[],
+            authority=authority
+        )
 
         # Check whether _try_rule is called with the correct target dictionary.
         with mock.patch.object(
@@ -295,7 +277,7 @@
             }
 
             expected_access_data = {
-                "roles": ['Member'],
+                "roles": sorted(['member', 'reader']),
                 "is_admin": False,
                 "is_admin_project": True,
                 "user_id": mock.sentinel.user_id,
@@ -304,8 +286,11 @@
             }
 
             for rule in allowed_rules:
-                allowed = authority.allowed(rule, ['Member'])
+                allowed = authority.allowed(rule, ['member'])
                 self.assertTrue(allowed)
+                # for sure that roles are in same order
+                mock_try_rule.call_args[0][2]["roles"] = sorted(
+                    mock_try_rule.call_args[0][2]["roles"])
                 mock_try_rule.assert_called_once_with(
                     rule, expected_target, expected_access_data, mock.ANY)
                 mock_try_rule.reset_mock()
diff --git a/releasenotes/notes/support-deprecated-roles-eae9dc742cb4fa33.yaml b/releasenotes/notes/support-deprecated-roles-eae9dc742cb4fa33.yaml
new file mode 100644
index 0000000..0d581a0
--- /dev/null
+++ b/releasenotes/notes/support-deprecated-roles-eae9dc742cb4fa33.yaml
@@ -0,0 +1,7 @@
+---
+features:
+  - |
+    Patrole will validate the deprecated policy rules (if applicable) alongside
+    the current policy rule.
+    Add ``[patrole] validate_deprecated_rules`` enabled by default to validate
+    the deprecated rules.