diff --git a/tempest/api/orchestration/stacks/test_neutron_resources.py b/tempest/api/orchestration/stacks/test_neutron_resources.py
index 61dbb4d..83470be 100644
--- a/tempest/api/orchestration/stacks/test_neutron_resources.py
+++ b/tempest/api/orchestration/stacks/test_neutron_resources.py
@@ -33,7 +33,6 @@
         super(NeutronResourcesTestJSON, cls).setUpClass()
         if not CONF.orchestration.image_ref:
             raise cls.skipException("No image available to test")
-        cls.client = cls.orchestration_client
         os = clients.Manager()
         if not CONF.service_available.neutron:
             raise cls.skipException("Neutron support is required")
diff --git a/tempest/api/orchestration/stacks/test_non_empty_stack.py b/tempest/api/orchestration/stacks/test_non_empty_stack.py
index 1da533b..4b1b5ef 100644
--- a/tempest/api/orchestration/stacks/test_non_empty_stack.py
+++ b/tempest/api/orchestration/stacks/test_non_empty_stack.py
@@ -25,7 +25,6 @@
     @classmethod
     def setUpClass(cls):
         super(StacksTestJSON, cls).setUpClass()
-        cls.client = cls.orchestration_client
         cls.stack_name = data_utils.rand_name('heat')
         template = cls.load_template('non_empty_stack')
 
diff --git a/tempest/api/orchestration/stacks/test_nova_keypair_resources.py b/tempest/api/orchestration/stacks/test_nova_keypair_resources.py
index 1edae72..60b8dc1 100644
--- a/tempest/api/orchestration/stacks/test_nova_keypair_resources.py
+++ b/tempest/api/orchestration/stacks/test_nova_keypair_resources.py
@@ -27,7 +27,6 @@
     @classmethod
     def setUpClass(cls):
         super(NovaKeyPairResourcesYAMLTest, cls).setUpClass()
-        cls.client = cls.orchestration_client
         cls.stack_name = data_utils.rand_name('heat')
         template = cls.load_template('nova_keypair', ext=cls._tpl_type)
 
diff --git a/tempest/api/orchestration/stacks/test_server_cfn_init.py b/tempest/api/orchestration/stacks/test_server_cfn_init.py
index b590f88..5f65193 100644
--- a/tempest/api/orchestration/stacks/test_server_cfn_init.py
+++ b/tempest/api/orchestration/stacks/test_server_cfn_init.py
@@ -34,7 +34,6 @@
         super(ServerCfnInitTestJSON, cls).setUpClass()
         if not CONF.orchestration.image_ref:
             raise cls.skipException("No image available to test")
-        cls.client = cls.orchestration_client
         template = cls.load_template('cfn_init_signal')
         stack_name = data_utils.rand_name('heat')
         if CONF.orchestration.keypair_name:
diff --git a/tempest/api/orchestration/stacks/test_stacks.py b/tempest/api/orchestration/stacks/test_stacks.py
index 3ffa0bc..867995c 100644
--- a/tempest/api/orchestration/stacks/test_stacks.py
+++ b/tempest/api/orchestration/stacks/test_stacks.py
@@ -25,7 +25,6 @@
     @classmethod
     def setUpClass(cls):
         super(StacksTestJSON, cls).setUpClass()
-        cls.client = cls.orchestration_client
 
     @attr(type='smoke')
     def test_stack_list_responds(self):
diff --git a/tempest/api/orchestration/stacks/test_swift_resources.py b/tempest/api/orchestration/stacks/test_swift_resources.py
index 5948e11..6d53fb2 100644
--- a/tempest/api/orchestration/stacks/test_swift_resources.py
+++ b/tempest/api/orchestration/stacks/test_swift_resources.py
@@ -29,7 +29,6 @@
     @test.safe_setup
     def setUpClass(cls):
         super(SwiftResourcesTestJSON, cls).setUpClass()
-        cls.client = cls.orchestration_client
         cls.stack_name = data_utils.rand_name('heat')
         template = cls.load_template('swift_basic')
         os = clients.Manager()
diff --git a/tempest/api/orchestration/stacks/test_templates.py b/tempest/api/orchestration/stacks/test_templates.py
index 5f55b4d..0df3e38 100644
--- a/tempest/api/orchestration/stacks/test_templates.py
+++ b/tempest/api/orchestration/stacks/test_templates.py
@@ -31,7 +31,6 @@
     @test.safe_setup
     def setUpClass(cls):
         super(TemplateYAMLTestJSON, cls).setUpClass()
-        cls.client = cls.orchestration_client
         cls.stack_name = data_utils.rand_name('heat')
         cls.stack_identifier = cls.create_stack(cls.stack_name, cls.template)
         cls.client.wait_for_stack_status(cls.stack_identifier,
diff --git a/tempest/api/orchestration/stacks/test_templates_negative.py b/tempest/api/orchestration/stacks/test_templates_negative.py
index a2a6f98..b325104 100644
--- a/tempest/api/orchestration/stacks/test_templates_negative.py
+++ b/tempest/api/orchestration/stacks/test_templates_negative.py
@@ -32,7 +32,6 @@
     @classmethod
     def setUpClass(cls):
         super(TemplateYAMLNegativeTestJSON, cls).setUpClass()
-        cls.client = cls.orchestration_client
         cls.parameters = {}
 
     @test.attr(type=['gate', 'negative'])