diff --git a/core/fetch/src/type.ts b/core/fetch/src/type.ts
index f5dc95780..2f064afd6 100644
--- a/core/fetch/src/type.ts
+++ b/core/fetch/src/type.ts
@@ -129,4 +129,5 @@ export type StringifyableFetchOptions = Pick<
   | 'retryDelay'
   | 'referrer'
   | 'referrerPolicy'
+  | 'userAuth'
 >;
diff --git a/core/type/src/user.ts b/core/type/src/user.ts
index 7ab76d537..98b73c3e1 100644
--- a/core/type/src/user.ts
+++ b/core/type/src/user.ts
@@ -55,7 +55,7 @@ export interface User extends AlwatrDocumentObject {
   postalCode?: string;
 }
 
-export interface UserAuth {
+export type UserAuth = {
   id: string;
   token: string;
 }