diff --git a/flow-github/metro.js b/flow-github/metro.js
index 8c81bc32a9562c..12f50d287f61ef 100644
--- a/flow-github/metro.js
+++ b/flow-github/metro.js
@@ -19,4 +19,8 @@ declare module 'metro/src/lib/TerminalReporter' {
 
 declare module 'metro/src/HmrServer' {
   declare module.exports: any;
+}
+
+declare module 'metro/src/lib/bundle-modules/HMRClient' {
+  declare module.exports: any;
 }
\ No newline at end of file