diff --git a/Dockerfile.synchronizer b/Dockerfile.synchronizer
index 6c06124..d5f4457 100644
--- a/Dockerfile.synchronizer
+++ b/Dockerfile.synchronizer
@@ -14,7 +14,7 @@
 
 # xosproject/openstack-synchronizer
 
-FROM xosproject/xos-synchronizer-base:2.1.18
+FROM xosproject/xos-synchronizer-base:2.1.21
 
 COPY xos/synchronizer /opt/xos/synchronizers/openstack
 COPY VERSION /opt/xos/synchronizers/openstack/
diff --git a/VERSION b/VERSION
index 6d7de6e..9084fa2 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-1.0.2
+1.1.0
diff --git a/xos/synchronizer/models/openstack.xproto b/xos/synchronizer/models/openstack.xproto
index 9565da2..2b2a5cc 100644
--- a/xos/synchronizer/models/openstack.xproto
+++ b/xos/synchronizer/models/openstack.xproto
@@ -13,8 +13,8 @@
 message OpenStackServiceInstance (ComputeServiceInstance){
      option verbose_name = "OpenStack Service Instance";
 
-     optional manytoone flavor->Flavor:openstackinstance = 1 [null = True, db_index = True, blank = True, help_text = "Flavor of this instance"];
-     optional manytoone node->Node:openstackinstances = 2 [db_index = True, null = True, blank = True, help_text = "Node on which to deploy this instance"];
+     optional manytoone flavor->Flavor:openstackinstance = 1:1003 [null = True, db_index = True, blank = True, help_text = "Flavor of this instance"];
+     optional manytoone node->Node:openstackinstances = 2:1005 [db_index = True, null = True, blank = True, help_text = "Node on which to deploy this instance"];
 
      optional string admin_password = 3 [max_length = 200, content_type = "stripped", blank = True, help_text = "Admin password for instance", null = True, db_index = False];
 }