diff --git a/tempest/api/compute/security_groups/test_security_group_rules.py b/tempest/api/compute/security_groups/test_security_group_rules.py
index 3c22d28..9aa59f7 100644
--- a/tempest/api/compute/security_groups/test_security_group_rules.py
+++ b/tempest/api/compute/security_groups/test_security_group_rules.py
@@ -161,8 +161,8 @@
         self.addCleanup(self.client.delete_security_group_rule, rule2_id)
 
         # Get rules of the created Security Group
-        rules = (self.client.list_security_group_rules(securitygroup_id)
-                 ['rules'])
+        rules = self.security_groups_client.show_security_group(
+            securitygroup_id)['security_group']['rules']
         self.assertTrue(any([i for i in rules if i['id'] == rule1_id]))
         self.assertTrue(any([i for i in rules if i['id'] == rule2_id]))
 
@@ -187,6 +187,7 @@
         # Delete group2
         self.security_groups_client.delete_security_group(sg2_id)
         # Get rules of the Group1
-        rules = self.client.list_security_group_rules(sg1_id)['rules']
+        rules = (self.security_groups_client.show_security_group(sg1_id)
+                 ['security_group']['rules'])
         # The group1 has no rules because group2 has deleted
         self.assertEqual(0, len(rules))
diff --git a/tempest/services/compute/json/security_group_rules_client.py b/tempest/services/compute/json/security_group_rules_client.py
index c1c6b1a..9626f60 100644
--- a/tempest/services/compute/json/security_group_rules_client.py
+++ b/tempest/services/compute/json/security_group_rules_client.py
@@ -14,7 +14,6 @@
 #    under the License.
 
 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
 from tempest.common import service_client
@@ -46,13 +45,3 @@
                                  group_rule_id)
         self.validate_response(schema.delete_security_group_rule, resp, body)
         return service_client.ResponseBody(resp, body)
-
-    def list_security_group_rules(self, security_group_id):
-        """List all rules for a security group."""
-        resp, body = self.get('os-security-groups')
-        body = json.loads(body)
-        self.validate_response(schema.list_security_groups, resp, body)
-        for sg in body['security_groups']:
-            if sg['id'] == security_group_id:
-                return service_client.ResponseBody(resp, sg)
-        raise lib_exc.NotFound('No such Security Group')