diff --git a/packages/backend/src/studio.ts b/packages/backend/src/studio.ts
index 3215de483..8ee6d7ad6 100644
--- a/packages/backend/src/studio.ts
+++ b/packages/backend/src/studio.ts
@@ -36,6 +36,7 @@ export class Studio {
 
     // register webview
     this.#panel = window.createWebviewPanel('studio', 'Studio extension', this.getWebviewOptions(extensionUri));
+    this.#extensionContext.subscriptions.push(this.#panel);
 
     // update html