diff --git a/packages/react-server-dom-relay/src/ReactDOMServerFB.js b/packages/react-server-dom-relay/src/ReactDOMServerFB.js
index c484551a7b83c..34f8862127ce0 100644
--- a/packages/react-server-dom-relay/src/ReactDOMServerFB.js
+++ b/packages/react-server-dom-relay/src/ReactDOMServerFB.js
@@ -12,6 +12,7 @@ import type {ReactNodeList} from 'shared/ReactTypes';
 import type {Request} from 'react-server/src/ReactFizzServer';
 
 import type {Destination} from 'react-server/src/ReactServerStreamConfig';
+import type {BootstrapScriptDescriptor} from 'react-dom-bindings/src/server/ReactDOMServerFormatConfig';
 
 import {
   createRequest,