diff --git a/Prototype/server/src/controllers/fileController.ts b/Prototype/server/src/controllers/fileController.ts
index 34e61fa..7382fde 100644
--- a/Prototype/server/src/controllers/fileController.ts
+++ b/Prototype/server/src/controllers/fileController.ts
@@ -118,7 +118,7 @@ export class FileController extends Controller {
     @Path() cabinetName: string,
     @Path() drawerName: string,
     @Path() folderName: string,
-  ) {
+  ): Promise<EhrFile[]> {
     const search = await esClient.search<
       EhrFile & {
         attachment: Record<string, string>;