diff --git a/rapids/templates/rapids/rapid_form.html b/rapids/templates/rapids/rapid_form.html
index 5af9b15a..54035367 100755
--- a/rapids/templates/rapids/rapid_form.html
+++ b/rapids/templates/rapids/rapid_form.html
@@ -465,12 +465,13 @@
 
                 $(el).parent().parent().find(".temp-thumb").remove();
 
+                let imageId;
                 if (el.files[0].type.startsWith("image")) {
-                    const imageId = `${url}`;
+                    imageId = `${url}`;
                 } else {
-                    const imageId = `wadouri:${url}`;
+                    imageId = `wadouri:${url}`;
                 }
-                const element = $(`<div class='temp-thumb' src=${imageId}></div>`).get(0)
+                const element = $(`<div class='temp-thumb' src=${url}></div>`).get(0)
                 $(el).parent().parent().prepend(element);
                 cornerstone.enable(element);
                 cornerstone.loadAndCacheImage(imageId).then(function (image) {