diff --git a/src/controllers/ai-kurzy.controller.js b/src/controllers/ai-kurzy.controller.js
index 71a3727..9b90ebd 100644
--- a/src/controllers/ai-kurzy.controller.js
+++ b/src/controllers/ai-kurzy.controller.js
@@ -247,6 +247,11 @@ export const downloadPriloha = async (req, res, next) => {
       return res.status(404).json({ success: false, error: { message: 'Súbor nenájdený na serveri' } });
     }
 
+    // Set explicit headers for better browser compatibility
+    const mimeType = priloha.mimeType || 'application/octet-stream';
+    res.setHeader('Content-Type', mimeType);
+    res.setHeader('Content-Disposition', `attachment; filename="${encodeURIComponent(priloha.nazovSuboru)}"`);
+
     res.download(priloha.cestaKSuboru, priloha.nazovSuboru);
   } catch (error) {
     next(error);