diff --git a/zaza/openstack/utilities/upgrade_utils.py b/zaza/openstack/utilities/upgrade_utils.py
index 6ce7254..3add346 100644
--- a/zaza/openstack/utilities/upgrade_utils.py
+++ b/zaza/openstack/utilities/upgrade_utils.py
@@ -49,7 +49,11 @@ SERVICE_GROUPS = (
         'nova-compute', 'ceph-osd',
         'swift-proxy', 'swift-storage']))
 
-UPGRADE_EXCLUDE_LIST = ['rabbitmq-server', 'percona-cluster']
+UPGRADE_EXCLUDE_LIST = [
+    'rabbitmq-server',
+    'percona-cluster',
+    'glance-simplestreams-sync',
+]
 
 
 def get_upgrade_candidates(model_name=None, filters=None):