diff --git a/zun_tempest_plugin/tests/tempest/api/clients.py b/zun_tempest_plugin/tests/tempest/api/clients.py
index 58302de..ecd77aa 100644
--- a/zun_tempest_plugin/tests/tempest/api/clients.py
+++ b/zun_tempest_plugin/tests/tempest/api/clients.py
@@ -242,6 +242,11 @@ class ZunClient(rest_client.RestClient):
             self.container_uri(container_id, action='add_security_group'),
             body=model.to_json(), **kwargs)
 
+    def remove_security_group(self, container_id, model, **kwargs):
+        return self.post(
+            self.container_uri(container_id, action='remove_security_group'),
+            body=model.to_json(), **kwargs)
+
     def list_services(self, **kwargs):
         resp, body = self.get(self.services_uri(), **kwargs)
         return self.deserialize(resp, body,
diff --git a/zun_tempest_plugin/tests/tempest/api/common/datagen.py b/zun_tempest_plugin/tests/tempest/api/common/datagen.py
index 2fbf176..be8d76a 100644
--- a/zun_tempest_plugin/tests/tempest/api/common/datagen.py
+++ b/zun_tempest_plugin/tests/tempest/api/common/datagen.py
@@ -103,3 +103,14 @@ def container_add_sg_data(**kwargs):
     model = container_model.ContainerPatchEntity.from_dict(data)
 
     return model
+
+
+def container_remove_sg_data(**kwargs):
+    data = {
+        'name': 'sg_name',
+    }
+
+    data.update(kwargs)
+    model = container_model.ContainerPatchEntity.from_dict(data)
+
+    return model
diff --git a/zun_tempest_plugin/tests/tempest/api/test_containers.py b/zun_tempest_plugin/tests/tempest/api/test_containers.py
index 2baf522..95c87c2 100644
--- a/zun_tempest_plugin/tests/tempest/api/test_containers.py
+++ b/zun_tempest_plugin/tests/tempest/api/test_containers.py
@@ -415,7 +415,7 @@ class TestContainer(base.BaseZunTest):
         self.assertTrue('BLOCK I/O(B)' in encodeutils.safe_decode(body))
 
     @decorators.idempotent_id('b3b9cf17-82ad-4c1b-a4af-8210a778a33e')
-    def test_add_sg_to_container(self):
+    def test_add_and_remove_sg_to_container(self):
         _, model = self._run_container()
         sgs = self._get_all_security_groups(model)
         self.assertEqual(1, len(sgs))
@@ -438,6 +438,19 @@ class TestContainer(base.BaseZunTest):
 
         utils.wait_for_condition(assert_security_group_is_added)
 
+        gen_model = datagen.container_remove_sg_data(name=sg_name)
+        resp1, body = self.container_client.remove_security_group(
+            model.uuid, gen_model)
+        self.assertEqual(202, resp1.status)
+
+        def assert_security_group_is_removed():
+            sgs = self._get_all_security_groups(model)
+            if sg_name not in sgs:
+                return True
+            else:
+                return False
+        utils.wait_for_condition(assert_security_group_is_removed)
+
     def _assert_resource_constraints(self, container, cpu=None, memory=None):
         if cpu is not None:
             cpu_quota = container.get('HostConfig').get('CpuQuota')
@@ -536,8 +549,8 @@ class TestContainer(base.BaseZunTest):
     @decorators.idempotent_id('dcb0dddb-7f0f-43f6-b82a-0cae13938bd6')
     def test_detach_and_attach_network_to_container(self):
         _, model = self._run_container()
-        self.assertEqual(1, len(model.addresses))
 
+        self.assertEqual(1, len(model.addresses))
         network = list(model.addresses.keys())[0]
         resp, body = self.container_client.network_detach(
             model.uuid, params={'network': network})