diff --git a/web/src/client/components/session-view/lifecycle-event-manager.ts b/web/src/client/components/session-view/lifecycle-event-manager.ts
index 0f1b4c8a..f04a357e 100644
--- a/web/src/client/components/session-view/lifecycle-event-manager.ts
+++ b/web/src/client/components/session-view/lifecycle-event-manager.ts
@@ -32,6 +32,7 @@ export type { LifecycleEventManagerCallbacks } from './interfaces.js';
 export class LifecycleEventManager extends ManagerEventEmitter {
   private callbacks: LifecycleEventManagerCallbacks | null = null;
   private session: Session | null = null;
+  private sessionViewElement: HTMLElement | null = null;
   private touchStartX = 0;
   private touchStartY = 0;