diff --git a/packages/-ember-data/addon/-private/core.ts b/packages/-ember-data/addon/-private/core.ts
index 38c3cddd01b..9089738acaa 100644
--- a/packages/-ember-data/addon/-private/core.ts
+++ b/packages/-ember-data/addon/-private/core.ts
@@ -8,8 +8,9 @@ export interface DS extends Namespace {
   name: string;
 }
 
-export const DS = Namespace.create({
-  // @ts-expect-error ember-source types are wrong
+type CreateArgs = { VERSION: string; name: string };
+
+export const DS = (Namespace as unknown as { create(args: CreateArgs): DS }).create({
   VERSION: VERSION,
   name: 'DS',
 });