diff --git a/packages/world/ts/config/v2/world.ts b/packages/world/ts/config/v2/world.ts
index 546bbd900c..60b280d2e1 100644
--- a/packages/world/ts/config/v2/world.ts
+++ b/packages/world/ts/config/v2/world.ts
@@ -111,7 +111,7 @@ export function defineWorld<const world>(world: validateWorld<world>): resolveWo
 
 // Temporary external export of defineWorld with namespaces disabled
 export function defineWorldWithoutNamespaces<const world>(
-  world: validateWorld<world> & { namespaces: `Namespaces will be enabled soon` },
+  world: validateWorld<world> & { namespaces?: `Namespaces will be enabled soon` },
 ): resolveWorld<world> {
   validateWorld(world);
   return resolveWorld(world) as unknown as resolveWorld<world>;