diff --git a/openstack/image/v2/_proxy.py b/openstack/image/v2/_proxy.py
index 37c8cafd6..b0dcedc2e 100644
--- a/openstack/image/v2/_proxy.py
+++ b/openstack/image/v2/_proxy.py
@@ -28,7 +28,7 @@ from openstack import utils
 # Rackspace returns this for intermittent import errors
 _IMAGE_ERROR_396 = "Image cannot be imported. Error code: '396'"
 _INT_PROPERTIES = ('min_disk', 'min_ram', 'size', 'virtual_size')
-_RAW_PROPERTIES = ('is_protected', 'tags')
+_RAW_PROPERTIES = ('is_protected', 'protected', 'tags')
 
 
 class Proxy(_base_proxy.BaseImageProxy):