diff --git a/projects/angular-responsive-carousel/src/lib/carousel.component.ts b/projects/angular-responsive-carousel/src/lib/carousel.component.ts
index af84b83..3baee08 100644
--- a/projects/angular-responsive-carousel/src/lib/carousel.component.ts
+++ b/projects/angular-responsive-carousel/src/lib/carousel.component.ts
@@ -256,7 +256,7 @@ export class CarouselComponent implements OnDestroy {
     }
 
     ngOnDestroy() {
-        this.touches.destroy();
+        this.touches?.destroy();
         //this.carousel.destroy();
     }