diff --git a/lib/utils/backup-service.js b/lib/utils/backup-service.js
new file mode 100644
index 000000000..fde62f20b
--- /dev/null
+++ b/lib/utils/backup-service.js
@@ -0,0 +1,15 @@
+// @flow
+
+import { replacePathParams, type URLPathParams } from './url-utils.js';
+import backupServiceConfig from '../facts/backup-service.js';
+import type { BackupServiceHTTPEndpoint } from '../facts/backup-service.js';
+
+function makeBackupServiceEndpointURL(
+  endpoint: BackupServiceHTTPEndpoint,
+  params: URLPathParams = {},
+): string {
+  const path = replacePathParams(endpoint.path, params);
+  return `${backupServiceConfig.url}${path}`;
+}
+
+export { makeBackupServiceEndpointURL };