diff --git a/web_src/js/features/repo-issue-edit.js b/web_src/js/features/repo-issue-edit.js
index 6be928ac86..7e91ef1551 100644
--- a/web_src/js/features/repo-issue-edit.js
+++ b/web_src/js/features/repo-issue-edit.js
@@ -76,7 +76,7 @@ async function onEditContent(event) {
 
             for (const attachment of data) {
               dz.emit('addedfile', attachment);
-              if (/\.(jpg|jpeg|png|gif|bmp)$/i.test(attachment.name)) {
+              if (/\.(jpg|jpeg|png|gif|bmp|svg)$/i.test(attachment.name)) {
                 const imgSrc = `${dropzone.getAttribute('data-link-url')}/${attachment.uuid}`;
                 dz.emit('thumbnail', attachment, imgSrc);
                 dropzone.querySelector(`img[src='${imgSrc}']`).style.maxWidth = '100%';
diff --git a/web_src/js/utils/dom.js b/web_src/js/utils/dom.js
index 6911a564bb..40e127af37 100644
--- a/web_src/js/utils/dom.js
+++ b/web_src/js/utils/dom.js
@@ -269,7 +269,7 @@ export function getPastedContent(e) {
   const files = [];
   const data = e.clipboardData?.items || e.dataTransfer?.items;
   for (const item of data ?? []) {
-    if (!item.type?.startsWith('text/')) {
+    if (item?.kind === 'file') {
       const file = item.getAsFile();
       const extName = file.name.slice(file.name.lastIndexOf('.'), file.name.length);
       if (acceptedFiles.includes(extName)) {