diff --git a/components/menu/nz-menu-item.directive.ts b/components/menu/nz-menu-item.directive.ts
index 069ceb6b713..fe619ba5595 100644
--- a/components/menu/nz-menu-item.directive.ts
+++ b/components/menu/nz-menu-item.directive.ts
@@ -89,7 +89,7 @@ export class NzMenuItemDirective implements OnInit, OnChanges, OnDestroy, AfterC
       const hasActiveLinks = this.hasActiveLinks();
       if (this.nzSelected !== hasActiveLinks) {
         this.nzSelected = hasActiveLinks;
-        this.setClassMap();
+        this.setSelectedState(this.nzSelected);
       }
     });
   }