diff --git a/src/feature/core/customer/domain/i-repo/customer-repo.ts b/src/feature/core/customer/domain/i-repo/customer-repo.ts
index d48fdde..86b890e 100644
--- a/src/feature/core/customer/domain/i-repo/customer-repo.ts
+++ b/src/feature/core/customer/domain/i-repo/customer-repo.ts
@@ -1,7 +1,8 @@
+import ApiTask from "@/feature/common/data/api-task"
 import Customer from "@/feature/core/customer/domain/entity/customer"
 
 export default interface CustomerRepo {
-    fetchList(query: string): Promise<Customer[]>
+    fetchList(query: string): ApiTask<Customer[]>
     fetchCustomersAmount(): Promise<number>
 }