SLING-10611 - Adding UTF-8 to upload parameters
diff --git a/ui/src/main/frontend/js/cms.fields.js b/ui/src/main/frontend/js/cms.fields.js
index 5ff4321..11a9b8b 100644
--- a/ui/src/main/frontend/js/cms.fields.js
+++ b/ui/src/main/frontend/js/cms.fields.js
@@ -32,8 +32,9 @@
       function uploadFile(meter, action, file) {
         const formData = new FormData();
 
-        formData.append('*', file);
-        formData.append('*@TypeHint', 'sling:File');
+        formData.append("*", file);
+        formData.append("*@TypeHint", "sling:File");
+        formData.append("_charset_", "utf-8");
 
         const xhr = new XMLHttpRequest();
         xhr.upload.addEventListener('loadstart', () => {