diff --git a/xo-cmake/etc/xo/subsystem-list b/xo-cmake/etc/xo/subsystem-list
index 12872e86..aeceed00 100644
--- a/xo-cmake/etc/xo/subsystem-list
+++ b/xo-cmake/etc/xo/subsystem-list
@@ -14,6 +14,7 @@ xo-reflect
 xo-stringtable2
 xo-object2
 xo-gc
+xo-type
 xo-alloc
 xo-object
 xo-ordinaltree