diff --git a/src/components/select/nz-select.component.ts b/src/components/select/nz-select.component.ts
index d4b2091c030..cc06a5afcf3 100644
--- a/src/components/select/nz-select.component.ts
+++ b/src/components/select/nz-select.component.ts
@@ -531,7 +531,7 @@ export class NzSelectComponent implements OnInit, AfterContentInit, AfterContent
     if (this._isOpen) {
       $event.preventDefault();
       $event.stopPropagation();
-      this._activeFilterOption = this.nextOption(this._activeFilterOption, this._filterOptions.filter(w => !w._disabled));
+      this._activeFilterOption = this.nextOption(this._activeFilterOption, this._filterOptions.filter(w => !w.nzDisabled));
       this.scrollToActive();
     }
   }
@@ -540,7 +540,7 @@ export class NzSelectComponent implements OnInit, AfterContentInit, AfterContent
     if (this._isOpen) {
       $event.preventDefault();
       $event.stopPropagation();
-      this._activeFilterOption = this.preOption(this._activeFilterOption, this._filterOptions.filter(w => !w._disabled));
+      this._activeFilterOption = this.preOption(this._activeFilterOption, this._filterOptions.filter(w => !w.nzDisabled));
       this.scrollToActive();
     }
   }