diff --git a/tempest/api/compute/admin/test_flavors_negative.py b/tempest/api/compute/admin/test_flavors_negative.py
index 5bc3d10..fb27360 100644
--- a/tempest/api/compute/admin/test_flavors_negative.py
+++ b/tempest/api/compute/admin/test_flavors_negative.py
@@ -18,9 +18,13 @@
 from tempest.api.compute import base
 from tempest.api_schema.request.compute.v2 import flavors
 from tempest.common.utils import data_utils
+from tempest import config
 from tempest import exceptions
 from tempest import test
 
+
+CONF = config.CONF
+
 load_tests = test.NegativeAutoTest.load_tests
 
 
@@ -106,5 +110,5 @@
 class FlavorCreateNegativeTestJSON(base.BaseV2ComputeAdminTest,
                                    test.NegativeAutoTest):
     _interface = 'json'
-    _service = 'compute'
+    _service = CONF.compute.catalog_type
     _schema = flavors.flavor_create
diff --git a/tempest/api/compute/flavors/test_flavors_negative.py b/tempest/api/compute/flavors/test_flavors_negative.py
index cae1ac4..83f8e19 100644
--- a/tempest/api/compute/flavors/test_flavors_negative.py
+++ b/tempest/api/compute/flavors/test_flavors_negative.py
@@ -15,23 +15,26 @@
 
 from tempest.api.compute import base
 from tempest.api_schema.request.compute.v2 import flavors
+from tempest import config
 from tempest import test
 
 
+CONF = config.CONF
+
 load_tests = test.NegativeAutoTest.load_tests
 
 
 @test.SimpleNegativeAutoTest
 class FlavorsListWithDetailsNegativeTestJSON(base.BaseV2ComputeTest,
                                              test.NegativeAutoTest):
-    _service = 'compute'
+    _service = CONF.compute.catalog_type
     _schema = flavors.flavor_list
 
 
 @test.SimpleNegativeAutoTest
 class FlavorDetailsNegativeTestJSON(base.BaseV2ComputeTest,
                                     test.NegativeAutoTest):
-    _service = 'compute'
+    _service = CONF.compute.catalog_type
     _schema = flavors.flavors_details
 
     @classmethod