diff --git a/tempest/services/compute/json/floating_ip_pools_client.py b/tempest/services/compute/json/floating_ip_pools_client.py
index 7a4434f..c83537a 100644
--- a/tempest/services/compute/json/floating_ip_pools_client.py
+++ b/tempest/services/compute/json/floating_ip_pools_client.py
@@ -13,8 +13,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import json
-
+from oslo_serialization import jsonutils as json
 from six.moves.urllib import parse as urllib
 
 from tempest.api_schema.response.compute.v2_1 import floating_ips as schema
diff --git a/tempest/services/compute/json/floating_ips_bulk_client.py b/tempest/services/compute/json/floating_ips_bulk_client.py
index c51f77e..cabeeb1 100644
--- a/tempest/services/compute/json/floating_ips_bulk_client.py
+++ b/tempest/services/compute/json/floating_ips_bulk_client.py
@@ -13,7 +13,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import json
+from oslo_serialization import jsonutils as json
 
 from tempest.api_schema.response.compute.v2_1 import floating_ips as schema
 from tempest.common import service_client
diff --git a/tempest/services/compute/json/security_group_rules_client.py b/tempest/services/compute/json/security_group_rules_client.py
index c9096d0..c1c6b1a 100644
--- a/tempest/services/compute/json/security_group_rules_client.py
+++ b/tempest/services/compute/json/security_group_rules_client.py
@@ -13,8 +13,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import json
-
+from oslo_serialization import jsonutils as json
 from tempest_lib import exceptions as lib_exc
 
 from tempest.api_schema.response.compute.v2_1 import security_groups as schema
diff --git a/tempest/services/compute/json/server_groups_client.py b/tempest/services/compute/json/server_groups_client.py
index 30e9e5b..33501fb 100644
--- a/tempest/services/compute/json/server_groups_client.py
+++ b/tempest/services/compute/json/server_groups_client.py
@@ -14,7 +14,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-import json
+from oslo_serialization import jsonutils as json
 
 from tempest.api_schema.response.compute.v2_1 import servers as schema
 from tempest.common import service_client