diff --git a/src/back/jdd-components/horizontal-gallery/horizontal-gallery.jdd.tsx b/src/back/jdd-components/horizontal-gallery/horizontal-gallery.jdd.tsx
index 867b4b8..20e8259 100644
--- a/src/back/jdd-components/horizontal-gallery/horizontal-gallery.jdd.tsx
+++ b/src/back/jdd-components/horizontal-gallery/horizontal-gallery.jdd.tsx
@@ -62,7 +62,7 @@ export class HorizontalGallery extends Component<typeof component_arguments> {
 									alt: image.alt,
 								})}
 							</div>
-							{image.caption.trim() ? (
+							{image.caption?.trim() ? (
 								<div class="caption">{image.caption}</div>
 							) : (
 								""