diff --git a/packages/react-server/src/ReactFlightServer.js b/packages/react-server/src/ReactFlightServer.js
index 460385be089ef..54ff1d9111265 100644
--- a/packages/react-server/src/ReactFlightServer.js
+++ b/packages/react-server/src/ReactFlightServer.js
@@ -131,7 +131,7 @@ export function createRequest(
   options?: RequestOptions,
 ): Request {
   const pingedSegments = [];
-  const onError = options?.onError;
+  const onError = options ? options.onError : undefined;
   const request = {
     status: OPEN,
     fatalError: null,