diff --git a/src/controllers/PdfController.ts b/src/controllers/PdfController.ts
index 74659f3..ab12874 100644
--- a/src/controllers/PdfController.ts
+++ b/src/controllers/PdfController.ts
@@ -18,7 +18,7 @@ export class PdfController {
 
     @Post('/contracts')
     @OpenAPI({ description: "Generate Sponsoring contract pdfs from runner objects.<br>You can choose your prefered locale by passing the 'locale' query-param.<br> If you provide more than 100 runenrs this could take a moment or two (we tested up to 1000 runners in about 70sec so far)." })
-    async generateContracts(@Body({ validate: true, options: { limit: "500mb" } }) runners: Runner[], @Res() res: any, @QueryParam("locale") locale: string, @QueryParam("codeformat") codeformat: string) {
+    async generateContracts(@Body({ validate: true, options: { limit: "500mb" } }) runners: Runner[], @Res() res: any, @QueryParam("locale") locale: string, @QueryParam("codeformat") codeformat: string, @QueryParam("download") download: boolean) {
         if (!this.initialized) {
             await this.pdf.init();
             this.initialized = true;
@@ -29,6 +29,9 @@ export class PdfController {
         runners = this.mapRunnerGroupNames(runners)
         const contracts = await this.pdf.generateSponsoringContract(runners, locale, codeformat);
         res.setHeader('content-type', 'application/pdf');
+        if (download) {
+            res.setHeader('Content-Disposition', 'attachment; filename="contracts.pdf"')
+        }
         return contracts;
     }