gistfile1.txt

diff --git a/nova/objects/fixed_ip.py b/nova/objects/fixed_ip.py
index 93dfe29..e04b327 100644
--- a/nova/objects/fixed_ip.py
+++ b/nova/objects/fixed_ip.py
@@ -46,7 +46,8 @@ class FixedIP(obj_base.NovaPersistentObject, obj_base.NovaObject,
     # Version 1.12: Instance 1.22, FloatingIPList 1.9
     # Version 1.13: Instance 1.23, FloatingIPList 1.10
     # Version 1.14: Added vif_id kwarg to associate(_pool), FloatingIPList 1.11
-    VERSION = '1.14'
+    # version 1.15: added bar
+    VERSION = '1.15'
 
     fields = {
         'id': fields.IntegerField(),
@@ -67,6 +68,7 @@ class FixedIP(obj_base.NovaPersistentObject, obj_base.NovaObject,
         # because it would create a bit of a loop between FixedIP
         # and FloatingIP
         'floating_ips': fields.ObjectField('FloatingIPList'),
+        'bar': fields.IntegerField(),
         }
 
     def obj_make_compatible(self, primitive, target_version):