diff --git a/html/index.html b/html/index.html
index 77bf3061..0125c7c3 100644
--- a/html/index.html
+++ b/html/index.html
@@ -5,7 +5,7 @@
         <meta name="robots" content="noindex,nofollow">
         <meta name="theme-color" content="rgb(49,123,249)">
         <!-- mobile first design -->
-        <meta content="width=device-width,initial-scale=1" name="viewport">
+        <meta content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no" name="viewport">
         <link rel="icon" href="{{ prefix }}/favicon.ico">
         
         <link rel=stylesheet href="{{ prefix }}/dist/cloudcmd.css">