diff --git a/src/common/components/fileUpload/FileUpload.tsx b/src/common/components/fileUpload/FileUpload.tsx
index 9abf96652..7368bcf54 100644
--- a/src/common/components/fileUpload/FileUpload.tsx
+++ b/src/common/components/fileUpload/FileUpload.tsx
@@ -33,10 +33,10 @@ function useDragAndDropFiles() {
 function SuccessNotification({
   successfulCount,
   totalCount,
-}: {
+}: Readonly<{
   successfulCount: number;
   totalCount: number;
-}) {
+}>) {
   const { t } = useTranslation();
 
   return (
@@ -81,7 +81,7 @@ export default function FileUpload<T extends AttachmentMetadata>({
   existingAttachments = [],
   uploadFunction,
   onUpload,
-}: Props<T>) {
+}: Readonly<Props<T>>) {
   const { t } = useTranslation();
   const locale = useLocale();
   const [newFiles, setNewFiles] = useState<File[]>([]);