diff --git a/openstack_dashboard/api/rest/glance.py b/openstack_dashboard/api/rest/glance.py
index 5d875ed523..406f204891 100644
--- a/openstack_dashboard/api/rest/glance.py
+++ b/openstack_dashboard/api/rest/glance.py
@@ -105,6 +105,9 @@ class ImageProperties(generic.View):
 
         This method returns HTTP 204 (no content) on success.
         """
+        if "os_hidden" in request.DATA['updated']:
+            request.DATA['updated']['os_hidden'] = (
+                request.DATA['updated']['os_hidden'] == "true")
         api.glance.image_update_properties(
             request, image_id, request.DATA.get('removed'),
             **request.DATA['updated']