diff --git a/index.html b/index.html
index fd3704f..d89c378 100644
--- a/index.html
+++ b/index.html
@@ -482,6 +482,7 @@
       <form id="signup-form" class="signup hide" autocomplete="off" method="post">
         <div class="message hide"></div>
         <p class="box-subtitle">Cadastre-se</p>
+        <input type="hidden" id="lang" name="lang" value="pt-BR,pt" />
         <div class="email">
           <label for="signup-user_email" class="label">E-mail:</label>
           <input id="signup-user_email" name="email" type="email" required placeholder="E-mail">
--
libgit2 0.21.2