diff --git a/packages/metro-config/src/index.flow.js b/packages/metro-config/src/index.flow.js
index 4912c5c0ebc..49ae81f261c 100644
--- a/packages/metro-config/src/index.flow.js
+++ b/packages/metro-config/src/index.flow.js
@@ -11,6 +11,8 @@
 
 import type {ConfigT} from 'metro-config';
 
+export type {MetroConfig} from 'metro-config';
+
 import {getDefaultConfig as getBaseConfig, mergeConfig} from 'metro-config';
 
 const INTERNAL_CALLSITES_REGEX = new RegExp(