diff --git a/js/scalemodels.js b/js/scalemodels.js
index cf87958..85a3ed2 100644
--- a/js/scalemodels.js
+++ b/js/scalemodels.js
@@ -130,7 +130,7 @@ function showImage(clickedElement) {
     lightboxImages.forEach(function(image, index) {
         if ( image.id == imageid ) startIndex = index;
         images.push(image.imageurl);
-        captions.push(image.description);
+        captions.push(image.title + ((image.description != "") ? ": " + image.description : ""));
     });
     SimpleLightbox.open({
         items: images,