diff --git a/packager/react-packager/src/JSTransformer/index.js b/packager/react-packager/src/JSTransformer/index.js
index 24de2fa24..14886d062 100644
--- a/packager/react-packager/src/JSTransformer/index.js
+++ b/packager/react-packager/src/JSTransformer/index.js
@@ -25,7 +25,7 @@ const readFile = Promise.denodeify(fs.readFile);
 const MAX_CALLS_PER_WORKER = 600;
 
 // Worker will timeout if one of the callers timeout.
-const DEFAULT_MAX_CALL_TIME = 300000;
+const DEFAULT_MAX_CALL_TIME = 301000;
 
 // How may times can we tolerate failures from the worker.
 const MAX_RETRIES = 2;