diff --git a/design/mvp/WIT.md b/design/mvp/WIT.md
index e5a9afbc..4ffe9aa6 100644
--- a/design/mvp/WIT.md
+++ b/design/mvp/WIT.md
@@ -348,8 +348,8 @@ world world-one { import a: func() }
 world world-two { import a: func() }
 
 world union-my-world-a { 
-    include foo
-    include bar with { a as b }
+    include world-one
+    include world-two with { a as b }
 }
 
 world union-my-world-b {