diff --git a/cbox-tree.d/usr/share/cryptobox/templates/macros.cs b/cbox-tree.d/usr/share/cryptobox/templates/macros.cs
index d4d05e7..57cbe36 100644
--- a/cbox-tree.d/usr/share/cryptobox/templates/macros.cs
+++ b/cbox-tree.d/usr/share/cryptobox/templates/macros.cs
@@ -84,7 +84,8 @@
 
 <?cs def:print_form_header() ?><?cs #
 # the header of a form - including Data.PostData values as hidden fields
-	?><form action="<?cs var:ScriptName ?>" method="post" enctype="application/x-www-form-urlencoded">
+#	?><form action="<?cs var:ScriptName ?>" method="post" enctype="application/x-www-form-urlencoded">
+	?><form action="<?cs var:ScriptName ?>" method="post" enctype="application/multipart/form-data">
 	<?cs each:item = Data.PostData
 		?><input type="hidden" name="<?cs name:item ?>" value="<?cs var:item ?>" /><?cs
 	/each ?><?cs