<p><%:a_s_flash_upgrade1%></p>
<br />
<% if sysupgrade and not ret then %>
-<form method="post" action="<%=uploadctrl%><%=luci.http.env.PATH_INFO%>" enctype="multipart/form-data">
+<form method="post" action="<%=luci.http.getenv("REQUEST_URI")%>" enctype="multipart/form-data">
<div class="cbi-section-node">
<div class="cbi-value clear">
<div class="cbi-value-title left"><%:a_s_flash_fwimage%></div>