diff --git a/tempest/services/compute/xml/fixed_ips_client.py b/tempest/services/compute/xml/fixed_ips_client.py
index ef023f0..bf2de38 100644
--- a/tempest/services/compute/xml/fixed_ips_client.py
+++ b/tempest/services/compute/xml/fixed_ips_client.py
@@ -15,13 +15,11 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from lxml import etree
 
 from tempest.common.rest_client import RestClientXML
 from tempest.services.compute.xml.common import Document
 from tempest.services.compute.xml.common import Element
 from tempest.services.compute.xml.common import Text
-from tempest.services.compute.xml.common import xml_to_json
 
 
 class FixedIPsClientXML(RestClientXML):
@@ -31,10 +29,6 @@
                                                 auth_url, tenant_name)
         self.service = self.config.compute.catalog_type
 
-    def _parse_fixed_ip_details(self, body):
-        body = xml_to_json(etree.fromstring(body))
-        return body
-
     def get_fixed_ip_details(self, fixed_ip):
         url = "os-fixed-ips/%s" % (fixed_ip)
         resp, body = self.get(url, self.headers)