diff --git a/components/table/nz-table.spec.ts b/components/table/nz-table.spec.ts
index 9c21d6daa6c..5f3f086e717 100644
--- a/components/table/nz-table.spec.ts
+++ b/components/table/nz-table.spec.ts
@@ -477,7 +477,7 @@ export class NzTestTableScrollComponent implements OnInit {
   `
 })
 export class NzTableSpecCrashComponent {
-  data = [];
+  data: Array<{ id: number, name: string }> = [];
   pageIndex = 1;
   pageSize = 10;
   pageIndexChange = jasmine.createSpy('pageSize callback');