Remove #wpcf7 in form action

Now I have such code
<form action="/post/title/#wpcf7-f1089-p1083-o1" method="post" class="wpcf7-form" enctype="multipart/form-data" novalidate="novalidate">
How can I remove ‘#wpcf7-f1089-p1083-o1’?

http://ww.wp.xz.cn/plugins/contact-form-7/