diff --git a/scripts/build.sh b/scripts/build.sh
index ba98db6f98f..140a6a43b81 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -549,6 +549,7 @@ buildIos() {
 
 startWatcher() {
 	source $JS_ENV_FILE
+	remapEnvVariableLocal
   	WATCHER_PORT=${WATCHER_PORT:-8081}
 	if [ "$MODE" == "clean" ]; then
 		watchman watch-del-all