diff --git a/ionic/components/tabs/tabs.ts b/ionic/components/tabs/tabs.ts
index d179dc9a5b..0eaa292a97 100644
--- a/ionic/components/tabs/tabs.ts
+++ b/ionic/components/tabs/tabs.ts
@@ -127,11 +127,11 @@ export class Tabs extends Ion {
   /**
    * @private
    */
-  parent:any
+  parent: any
 
   constructor(
     @Optional() viewCtrl: ViewController,
-    parent: any,
+    parent: NavController,
     private _app: IonicApp,
     private _config: Config,
     private _elementRef: ElementRef,