diff --git a/map.js b/map.js
index 26fb4ee..e58e463 100644
--- a/map.js
+++ b/map.js
@@ -5,7 +5,7 @@
     //		).addTo(mymap);
     		
     function init() {
-      var map = L.map('mapcontainer', { zoomControl: false });
+      var map = L.map('mymap', { zoomControl: false });
       var mpoint = [35.8627, 139.6072];
       map.setView(mpoint, 15);
       L.tileLayer('https://cyberjapandata.gsi.go.jp/xyz/std/{z}/{x}/{y}.png', {