diff --git a/src/components/checkbox/nz-checkbox.component.ts b/src/components/checkbox/nz-checkbox.component.ts
index 18dabdfcb54..0d280985db4 100644
--- a/src/components/checkbox/nz-checkbox.component.ts
+++ b/src/components/checkbox/nz-checkbox.component.ts
@@ -18,7 +18,7 @@ import { ControlValueAccessor, NG_VALUE_ACCESSOR } from '@angular/forms';
       <span [ngClass]="_innerPrefixCls"></span>
       <input type="checkbox"
         [ngClass]="_inputPrefixCls"
-        [(ngModel)]="nzChecked"
+        [ngModel]="nzChecked"
         (focus)="nzFocus()"
         (blur)="nzBlur()">
     </span>
@@ -53,11 +53,6 @@ export class NzCheckboxComponent implements OnInit, ControlValueAccessor {
     return this._checked;
   };
 
-  set nzChecked(value: boolean) {
-    this.updateValue(value);
-  }
-
-
   @HostListener('click', [ '$event' ])
   onClick(e) {
     e.preventDefault();