diff --git a/index.html b/index.html
index c01905b..e75c00c 100644
--- a/index.html
+++ b/index.html
@@ -18,7 +18,7 @@
         <script type="text/javascript">
             setTimeout(function(){
                 if(location.protocol.indexOf('http')>-1&&location.hostname.indexOf('passer-by.com')==-1){
-                    location.href = 'http://passer-by.com/';
+                    location.href = 'https://passer-by.com/';
                 }else if( window.top != window.self ) {
                     window.top.location = self.location.href;
                 }