diff --git a/ionic/components/popup/popup.ts b/ionic/components/popup/popup.ts
index 05f818c336..49f8a510bd 100644
--- a/ionic/components/popup/popup.ts
+++ b/ionic/components/popup/popup.ts
@@ -266,6 +266,7 @@ const OVERLAY_TYPE = 'popup';
@Component({
selector: 'ion-popup-default'
})
+// TODO add button type to button: [type]="button.type"
@View({
template:
'