diff --git a/dashboard-ui/scripts/Itemdetailpage.js b/dashboard-ui/scripts/Itemdetailpage.js
index 219d6eba59..2fe9ae3dfd 100644
--- a/dashboard-ui/scripts/Itemdetailpage.js
+++ b/dashboard-ui/scripts/Itemdetailpage.js
@@ -749,7 +749,7 @@
             if (chapter.ImageTag) {
 
                 imgUrl = ApiClient.getImageUrl(item.Id, {
-                    width: 400,
+                    maxwidth: 400,
                     tag: chapter.ImageTag,
                     type: "Chapter",
                     index: i