diff --git a/README.md b/README.md
index dc673ad..0b93d3f 100644
--- a/README.md
+++ b/README.md
@@ -21,4 +21,3 @@
 version is configured with a service graph that includes
 `ExampleService`, which is a good platform for understanding how to
 build and use XOS.
-
diff --git a/xos/core/models/core.xproto b/xos/core/models/core.xproto
index a8cc578..f5ea149 100644
--- a/xos/core/models/core.xproto
+++ b/xos/core/models/core.xproto
@@ -142,7 +142,7 @@
 policy slice_policy <
          ctx.user.is_admin
          | (*site_policy(site)
-         & (ctx.user.id = obj.creator.id  
+         & (ctx.user = obj.creator  
                | (exists Privilege:
                      Privilege.accessor_id = ctx.user.id
                      & Privilege.accessor_type = "User"