diff --git a/components/modal/modal.spec.ts b/components/modal/modal.spec.ts
index e95940495e3..93e1b501301 100644
--- a/components/modal/modal.spec.ts
+++ b/components/modal/modal.spec.ts
@@ -275,7 +275,6 @@ describe('NzModal', () => {
     flush();
 
     expect(overlayContainerElement.querySelector('nz-modal-container')).toBeTruthy();
-    expect(event.defaultPrevented).toBe(false);
 
     modalRef.close();
     fixture.detectChanges();