diff --git a/modules/ui/src/app/services/test-run.service.ts b/modules/ui/src/app/services/test-run.service.ts
index 37d46f23b..918204f17 100644
--- a/modules/ui/src/app/services/test-run.service.ts
+++ b/modules/ui/src/app/services/test-run.service.ts
@@ -28,7 +28,7 @@ import {
 } from '../model/testrun-status';
 import { Version } from '../model/version';
 
-const API_URL = 'http://localhost:8000';
+const API_URL = `http://${window.location.hostname}:8000`;
 
 export type SystemInterfaces = {
   [key: string]: string;