diff --git a/web/index.html b/web/index.html
index c3b70c3..75a13b3 100644
--- a/web/index.html
+++ b/web/index.html
@@ -67,8 +67,8 @@
           ga('send', 'event', 'user-input', 'success', line);
         }
 
-        const url = "/?q=" + encodeURIComponent(line)
-        history.replaceState(null, "", url)
+        var url = "/?q=" + encodeURIComponent(line);
+        history.replaceState(null, "", url);
 
         return res.msg;
       }