diff --git a/tempest/api/volume/admin/test_volume_types.py b/tempest/api/volume/admin/test_volume_types.py
index 646bc68..99f0a6b 100644
--- a/tempest/api/volume/admin/test_volume_types.py
+++ b/tempest/api/volume/admin/test_volume_types.py
@@ -43,10 +43,7 @@
                        "vendor_name": vendor}
         # Create two volume_types
         for i in range(2):
-            vol_type_name = data_utils.rand_name(
-                self.__class__.__name__ + '-volume-type')
             vol_type = self.create_volume_type(
-                name=vol_type_name,
                 extra_specs=extra_specs)
             volume_types.append(vol_type)
         params = {self.name_field: vol_name,
@@ -124,8 +121,7 @@
         # Create/get/delete encryption type.
         provider = "LuksEncryptor"
         control_location = "front-end"
-        name = data_utils.rand_name(self.__class__.__name__ + '-volume-type')
-        body = self.create_volume_type(name=name)
+        body = self.create_volume_type()
         # Create encryption type
         encryption_type = \
             self.admin_encryption_types_client.create_encryption_type(
diff --git a/tempest/api/volume/admin/test_volume_types_extra_specs.py b/tempest/api/volume/admin/test_volume_types_extra_specs.py
index 8b7ceff..fdff2df 100644
--- a/tempest/api/volume/admin/test_volume_types_extra_specs.py
+++ b/tempest/api/volume/admin/test_volume_types_extra_specs.py
@@ -14,7 +14,6 @@
 #    under the License.
 
 from tempest.api.volume import base
-from tempest.common.utils import data_utils
 from tempest.lib import exceptions as lib_exc
 from tempest import test
 
@@ -24,8 +23,7 @@
     @classmethod
     def resource_setup(cls):
         super(VolumeTypesExtraSpecsV2Test, cls).resource_setup()
-        vol_type_name = data_utils.rand_name(cls.__name__ + '-Volume-type')
-        cls.volume_type = cls.create_volume_type(name=vol_type_name)
+        cls.volume_type = cls.create_volume_type()
 
     @test.idempotent_id('b42923e9-0452-4945-be5b-d362ae533e60')
     def test_volume_type_extra_specs_list(self):
diff --git a/tempest/api/volume/admin/test_volume_types_extra_specs_negative.py b/tempest/api/volume/admin/test_volume_types_extra_specs_negative.py
index 2e07457..8040322 100644
--- a/tempest/api/volume/admin/test_volume_types_extra_specs_negative.py
+++ b/tempest/api/volume/admin/test_volume_types_extra_specs_negative.py
@@ -24,10 +24,8 @@
     @classmethod
     def resource_setup(cls):
         super(ExtraSpecsNegativeV2Test, cls).resource_setup()
-        vol_type_name = data_utils.rand_name(cls.__name__ + '-Volume-type')
         cls.extra_specs = {"spec1": "val1"}
-        cls.volume_type = cls.create_volume_type(name=vol_type_name,
-                                                 extra_specs=cls.extra_specs)
+        cls.volume_type = cls.create_volume_type(extra_specs=cls.extra_specs)
 
     @test.idempotent_id('08961d20-5cbb-4910-ac0f-89ad6dbb2da1')
     def test_update_no_body(self):