diff --git a/src/app/api/notary/OfficeRibController.ts b/src/app/api/notary/OfficeRibController.ts
index d7330ad3..3a0fb9ae 100644
--- a/src/app/api/notary/OfficeRibController.ts
+++ b/src/app/api/notary/OfficeRibController.ts
@@ -35,7 +35,8 @@ export default class OfficeRibController extends ApiController {
 
 		try {
 			const file = await this.officeRibService.getByUid(officeId, fileName!);
-			response.attachment(fileName!);
+			response.attachment(fileName!);			
+			response.setHeader("Access-Control-Expose-Headers", "Content-Disposition");
 			response.send(file.Body);
 		} catch (error) {
 			this.httpInternalError(response, error);