diff --git a/include/linux/user_namespace.h b/include/linux/user_namespace.h
index d767508..8a391bd 100644
--- a/include/linux/user_namespace.h
+++ b/include/linux/user_namespace.h
@@ -9,8 +9,8 @@
 struct user_namespace {
 	struct kref		kref;
 	struct user_namespace	*parent;
-	struct user_struct	*creator;
-	struct work_struct	destroyer;
+	kuid_t			owner;
+	kgid_t			group;
 };
 
 extern struct user_namespace init_user_ns;