diff --git a/awx/api/metadata.py b/awx/api/metadata.py
index 064fcd27a4..8bbfb906ef 100644
--- a/awx/api/metadata.py
+++ b/awx/api/metadata.py
@@ -2,6 +2,7 @@
 # All Rights Reserved.
 
 from collections import OrderedDict
+from uuid import UUID
 
 # Django
 from django.core.exceptions import PermissionDenied
@@ -86,6 +87,8 @@ class Metadata(metadata.SimpleMetadata):
         # FIXME: Still isn't showing all default values?
         try:
             default = field.get_default()
+            if type(default) is UUID:
+                default = 'xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx'
             if field.field_name == 'TOWER_URL_BASE' and default == 'https://towerhost':
                 default = '{}://{}'.format(self.request.scheme, self.request.get_host())
             field_info['default'] = default