diff --git a/nova/api/openstack/compute/image_size.py b/nova/api/openstack/compute/image_size.py
index 371db5d9d30..8ed4ae6135f 100644
--- a/nova/api/openstack/compute/image_size.py
+++ b/nova/api/openstack/compute/image_size.py
@@ -13,12 +13,9 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
-from nova.api.openstack import extensions
 from nova.api.openstack import wsgi
 from nova.policies import image_size as is_policies
 
-ALIAS = "image-size"
-
 
 class ImageSizeController(wsgi.Controller):
 
@@ -49,19 +46,3 @@ def detail(self, req, resp_obj):
             for image in images_resp:
                 image_cached = req.get_db_item('images', image['id'])
                 self._extend_image(image, image_cached)
-
-
-class ImageSize(extensions.V21APIExtensionBase):
-    """Adds image size to image listings."""
-
-    name = "ImageSize"
-    alias = ALIAS
-    version = 1
-
-    def get_controller_extensions(self):
-        controller = ImageSizeController()
-        extension = extensions.ControllerExtension(self, 'images', controller)
-        return [extension]
-
-    def get_resources(self):
-        return []
diff --git a/nova/api/openstack/compute/images.py b/nova/api/openstack/compute/images.py
index 060bd462784..44c5e0c5fc9 100644
--- a/nova/api/openstack/compute/images.py
+++ b/nova/api/openstack/compute/images.py
@@ -27,8 +27,6 @@
 import nova.utils
 
 
-ALIAS = 'images'
-
 SUPPORTED_FILTERS = {
     'name': 'name',
     'status': 'status',
@@ -154,22 +152,3 @@ def detail(self, req):
 
         req.cache_db_items('images', images, 'id')
         return self._view_builder.detail(req, images)
-
-
-class Images(extensions.V21APIExtensionBase):
-    """Proxying API for Images."""
-
-    name = "Images"
-    alias = ALIAS
-    version = 1
-
-    def get_resources(self):
-        coll_actions = {'detail': 'GET'}
-        resource = extensions.ResourceExtension(ALIAS,
-                ImagesController(),
-                collection_actions=coll_actions)
-
-        return [resource]
-
-    def get_controller_extensions(self):
-        return []
diff --git a/nova/api/openstack/compute/routes.py b/nova/api/openstack/compute/routes.py
index debd43e9c55..66190462430 100644
--- a/nova/api/openstack/compute/routes.py
+++ b/nova/api/openstack/compute/routes.py
@@ -53,6 +53,8 @@
 from nova.api.openstack.compute import hide_server_addresses
 from nova.api.openstack.compute import hosts
 from nova.api.openstack.compute import hypervisors
+from nova.api.openstack.compute import image_size
+from nova.api.openstack.compute import images
 from nova.api.openstack.compute import instance_actions
 from nova.api.openstack.compute import instance_usage_audit_log
 from nova.api.openstack.compute import ips
@@ -195,6 +197,11 @@ def _create_controller(main_controller, controller_list,
     _create_controller, hypervisors.HypervisorsController, [], [])
 
 
+images_controller = functools.partial(
+    _create_controller, images.ImagesController,
+    [image_size.ImageSizeController], [])
+
+
 instance_actions_controller = functools.partial(_create_controller,
     instance_actions.InstanceActionsController, [], [])
 
@@ -374,6 +381,16 @@ def _create_controller(main_controller, controller_list,
     ('/flavors/{flavor_id}/os-flavor-access', {
         'GET': [flavor_access_controller, 'index']
     }),
+    ('/images', {
+        'GET': [images_controller, 'index']
+    }),
+    ('/images/detail', {
+        'GET': [images_controller, 'detail'],
+    }),
+    ('/images/{id}', {
+        'GET': [images_controller, 'show'],
+        'DELETE': [images_controller, 'delete']
+    }),
     ('/limits', {
         'GET': [limits_controller, 'index']
     }),
diff --git a/setup.cfg b/setup.cfg
index 69efe1498c6..6c02201d5a8 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -74,9 +74,7 @@ wsgi_scripts =
 nova.api.v21.extensions =
     baremetal_nodes = nova.api.openstack.compute.baremetal_nodes:BareMetalNodes
     extension_info = nova.api.openstack.compute.extension_info:ExtensionInfo
-    images = nova.api.openstack.compute.images:Images
     image_metadata = nova.api.openstack.compute.image_metadata:ImageMetadata
-    image_size = nova.api.openstack.compute.image_size:ImageSize
     security_group_default_rules = nova.api.openstack.compute.security_group_default_rules:SecurityGroupDefaultRules
     security_groups = nova.api.openstack.compute.security_groups:SecurityGroups
     versions = nova.api.openstack.compute.versionsV21:Versions