diff --git a/src/@ionic-native/plugins/onesignal/index.ts b/src/@ionic-native/plugins/onesignal/index.ts
index ea6eb29de..81e475399 100644
--- a/src/@ionic-native/plugins/onesignal/index.ts
+++ b/src/@ionic-native/plugins/onesignal/index.ts
@@ -60,6 +60,7 @@ export interface OSNotification {
   wp_wns_sound?: string;
   data?: any;
   buttons?: any;
+  collapse_id?: string;
   small_icon?: string;
   large_icon?: string;
   big_picture?: string;