diff --git a/xos/core/models/service.py b/xos/core/models/service.py
index 9b03f66..1b800ab 100644
--- a/xos/core/models/service.py
+++ b/xos/core/models/service.py
@@ -82,7 +82,8 @@
 
     FORMAT_CHOICES = (('python', 'Python'),
                       ('manifest', 'Manifest'),
-                      ('docker', 'Docker Container'))
+                      ('docker', 'Docker Container'),
+                      ('yaml', 'YAML'))
 
     service_controller = models.ForeignKey(ServiceController, related_name='servicecontrolerresources',
                                 help_text="The Service Controller this resource is associated with")