diff --git a/x-pack/plugins/upgrade_assistant/server/routes/reindex_indices/reindex_indices.test.ts b/x-pack/plugins/upgrade_assistant/server/routes/reindex_indices/reindex_indices.test.ts
index fb4fab739a650..af4f7f436ec81 100644
--- a/x-pack/plugins/upgrade_assistant/server/routes/reindex_indices/reindex_indices.test.ts
+++ b/x-pack/plugins/upgrade_assistant/server/routes/reindex_indices/reindex_indices.test.ts
@@ -233,7 +233,7 @@ describe('reindex API', () => {
         kibanaResponseFactory
       );
       // It called resume correctly
-      expect(mockReindexService.resumeReindexOperation).toHaveBeenCalledWith('theIndex');
+      expect(mockReindexService.resumeReindexOperation).toHaveBeenCalledWith('theIndex', undefined);
       expect(mockReindexService.createReindexOperation).not.toHaveBeenCalled();
 
       // It returned the right results