diff --git a/templates/zerver/accounts_accept_terms.html b/templates/zerver/accounts_accept_terms.html
index fc886c95f1..676c376f18 100644
--- a/templates/zerver/accounts_accept_terms.html
+++ b/templates/zerver/accounts_accept_terms.html
@@ -18,8 +18,8 @@ the registration flow has its own (nearly identical) copy of the fields below in
             <h1 class="get-started">{{ _("Accept the Terms of Service") }}</h1>
         </div>
 
-        <div class="form-horizontal white-box">
-            <form method="post" class="form-horizontal" id="registration" action="{{ url('accept_terms') }}">
+        <div class="white-box">
+            <form method="post" id="registration" action="{{ url('accept_terms') }}">
                 {{ csrf_input }}
                 <div id="registration-email">
                     <label for="id_email">{{ _("Email") }}</label>