diff --git a/ionic/components/option/option.ts b/ionic/components/option/option.ts
index 17318ce50a..e14b3a3cf2 100644
--- a/ionic/components/option/option.ts
+++ b/ionic/components/option/option.ts
@@ -1,5 +1,6 @@
 import {Directive, ElementRef, Input} from 'angular2/core';
 
+
 /**
  * @name Option
  */
@@ -7,17 +8,20 @@ import {Directive, ElementRef, Input} from 'angular2/core';
   selector: 'ion-option'
 })
 export class Option {
+  private _checked: boolean = false;
+  
   constructor(private _elementRef: ElementRef) {
     this._checked = false;
   }
 
   @Input() value: string;
 
-  get checked(): boolean {
+  get checked() {
     return this._checked;
   }
-  @Input() checked;
-  set checked(val:string) {
+  
+  @Input()
+  set checked(val: any) {
     this._checked = (val === 'true' || val === true || val === '');
   }