diff --git a/GPS/index.html b/GPS/index.html
index 7cebe1a..7853797 100644
--- a/GPS/index.html
+++ b/GPS/index.html
@@ -4,6 +4,7 @@
 <meta charset="utf-8">
 <title>GPS Treasure Search</title>
 <meta name="viewport" content="width=device-width,initial-scale=1">
+<meta name="apple-mobile-web-app-capable" content="yes"> <!-- for iOS -->
 <style type="text/css">
 <!--
 body {background: azure;}