diff --git a/components/carousel/carousel.component.ts b/components/carousel/carousel.component.ts
index ad02c262be..c6aabd9bed 100644
--- a/components/carousel/carousel.component.ts
+++ b/components/carousel/carousel.component.ts
@@ -107,6 +107,7 @@ export class Carousel implements OnDestroy {
         return this.slides[i];
       }
     }
+    return null;
   }
 
   private getCurrentIndex() {