diff --git a/map/test/test.js b/map/test/test.js
index aff4cbe..2a8ac7d 100644
--- a/map/test/test.js
+++ b/map/test/test.js
@@ -1,4 +1,5 @@
 /*I made Map N38.913E139.909 and 15level!*/
+(() => {
 var mymap = L.map("mymap").setView([38.913, 139.909], 15);
 L.tileLayer('//{s}.tile.openstreetmap.org/{z}/{x}/{y}.png',{
 	attribution:
@@ -29,3 +30,4 @@
 	opacity: 0.4
 };
 var enermy = L.circle([point], {radiud: 50}).addTo(mymap);
+})();