diff --git a/app/src/types/index.d.ts b/app/src/types/index.d.ts
index f682403f9..48b56a78a 100644
--- a/app/src/types/index.d.ts
+++ b/app/src/types/index.d.ts
@@ -255,6 +255,7 @@ interface Window {
         getScreenWidthPx(): number
         exit(): void
         setWebViewFocusable(enable: boolean): void
+        sendNotification(title: string, body: string): void
     };
     JSHarmony: {
         showKeyboard(): void