diff --git a/.changeset/gentle-frames-answer.md b/.changeset/gentle-frames-answer.md
new file mode 100644
index 000000000..4c31b1dc4
--- /dev/null
+++ b/.changeset/gentle-frames-answer.md
@@ -0,0 +1,7 @@
+---
+"@frontify/app-bridge-app": patch
+---
+
+fix: send the connection handshake to the embedding window instead of the top window
+
+Apps now connect when the platform hosting them is itself embedded in an iframe, such as the asset chooser inside another page. The handshake also no longer reaches the top-level page.
diff --git a/packages/app-bridge-app/src/utilities/notify.ts b/packages/app-bridge-app/src/utilities/notify.ts
index 796ce170f..d9ec0fed9 100644
--- a/packages/app-bridge-app/src/utilities/notify.ts
+++ b/packages/app-bridge-app/src/utilities/notify.ts
@@ -3,7 +3,7 @@
 import { type NotifyData, type NotifyOptions } from '../types/Notify.ts';
 
 export function notify<T>(topic: string, token: string, data?: NotifyData<T>, options?: NotifyOptions): void {
-    const parentWindow = window.top;
+    const parentWindow = window.parent;
     parentWindow?.postMessage(
         {
             topic,