diff --git a/lib/js-api/src/authentication/basicAuth.ts b/lib/js-api/src/authentication/basicAuth.ts
index fcc7db0ee8..aa56748204 100644
--- a/lib/js-api/src/authentication/basicAuth.ts
+++ b/lib/js-api/src/authentication/basicAuth.ts
@@ -19,4 +19,5 @@ export interface BasicAuth {
     username?: string;
     password?: string;
     ticket?: string;
+    test?: string;
 }