diff --git a/src/index.html b/src/index.html
index 7e946f7..a11b808 100644
--- a/src/index.html
+++ b/src/index.html
@@ -3,7 +3,7 @@
   <head>
     <meta charset="utf-8" />
     <title>ぷっちんぐるぐる</title>
-    <meta name="viewport" content="width=device-width,user-scalable=no" />
+    <meta name="viewport" content="width=device-width,maximum-scale=1" />
     <link rel="icon" href="data:," />
     <style>
       body {
