diff --git a/libertas-frontend/src/components/media/media-viewer.tsx b/libertas-frontend/src/components/media/media-viewer.tsx
index a989d4c..574dbc7 100644
--- a/libertas-frontend/src/components/media/media-viewer.tsx
+++ b/libertas-frontend/src/components/media/media-viewer.tsx
@@ -1,4 +1,4 @@
-import { Dialog, DialogContent } from "@/components/ui/dialog";
+import { Dialog, DialogContent, DialogTitle } from "@/components/ui/dialog";
 import { type Media, type FaceRegion } from "@/domain/types";
 import { AuthenticatedImage } from "./authenticated-image";
 import { Skeleton } from "../ui/skeleton";
@@ -42,6 +42,9 @@ export function MediaViewer({ media, onOpenChange }: MediaViewerProps) {
   return (
     <Dialog open={isOpen} onOpenChange={onOpenChange}>
       <DialogContent className="min-w-[90vw] max-w-full h-[90vh] p-0 border-0">
+        <DialogTitle className="sr-only">
+          {media?.original_filename ?? "Media Viewer"}
+        </DialogTitle>
         <ResizablePanelGroup direction="horizontal" className="h-full">
           {/* --- Panel 1: The Image --- */}
           <ResizablePanel defaultSize={75} className="bg-gray-100">