diff --git a/data/web/js/site/mailbox.js b/data/web/js/site/mailbox.js
index 8f541ffa..c74494aa 100644
--- a/data/web/js/site/mailbox.js
+++ b/data/web/js/site/mailbox.js
@@ -358,6 +358,7 @@ jQuery(function($){
             item.pop3_access = '<i class="text-' + (item.attributes.pop3_access == 1 ? 'success' : 'danger') + ' bi bi-' + (item.attributes.pop3_access == 1 ? 'check-lg' : 'x-lg') + '"></i>';
             item.imap_access = '<i class="text-' + (item.attributes.imap_access == 1 ? 'success' : 'danger') + ' bi bi-' + (item.attributes.imap_access == 1 ? 'check-lg' : 'x-lg') + '"></i>';
             item.smtp_access = '<i class="text-' + (item.attributes.smtp_access == 1 ? 'success' : 'danger') + ' bi bi-' + (item.attributes.smtp_access == 1 ? 'check-lg' : 'x-lg') + '"></i>';
+            item.sieve_access = '<i class="text-' + (item.attributes.sieve_access == 1 ? 'success' : 'danger') + ' bi bi-' + (item.attributes.sieve_access == 1 ? 'check-lg' : 'x-lg') + '"></i>';
             if (item.attributes.quarantine_notification === 'never') {
               item.quarantine_notification = lang.never;
             } else if (item.attributes.quarantine_notification === 'hourly') {
@@ -375,15 +376,13 @@ jQuery(function($){
               item.quarantine_category = lang.q_all;
             }
             if (acl_data.login_as === 1) {
-              var btnSize = 'btn-xs-third';
-              if (ALLOW_ADMIN_EMAIL_LOGIN) btnSize = 'btn-xs-quart';
 
-            item.action = '<div class="btn-group">' +
-              '<a href="/edit/mailbox/' + encodeURIComponent(item.username) + '" class="btn btn-xs ' + btnSize + ' btn-secondary"><i class="bi bi-pencil-fill"></i> ' + lang.edit + '</a>' +
-              '<a href="#" data-action="delete_selected" data-id="single-mailbox" data-api-url="delete/mailbox" data-item="' + encodeURIComponent(item.username) + '" class="btn btn-xs ' + btnSize + ' btn-danger"><i class="bi bi-trash"></i> ' + lang.remove + '</a>' +
-              '<a href="/index.php?duallogin=' + encodeURIComponent(item.username) + '" class="login_as btn btn-xs ' + btnSize + ' btn-success"><i class="bi bi-person-fill"></i> Login</a>';
+              item.action = '<div class="btn-group">' +
+              '<a href="/edit/mailbox/' + encodeURIComponent(item.username) + '" class="btn btn-xs btn-secondary"><i class="bi bi-pencil-fill"></i> ' + lang.edit + '</a>' +
+              '<a href="#" data-action="delete_selected" data-id="single-mailbox" data-api-url="delete/mailbox" data-item="' + encodeURIComponent(item.username) + '" class="btn btn-xs btn-danger"><i class="bi bi-trash"></i> ' + lang.remove + '</a>' +
+              '<a href="/index.php?duallogin=' + encodeURIComponent(item.username) + '" class="login_as btn btn-xs btn-success"><i class="bi bi-person-fill"></i> Login</a>';
               if (ALLOW_ADMIN_EMAIL_LOGIN) {
-                item.action += '<a href="/sogo-auth.php?login=' + encodeURIComponent(item.username) + '" class="login_as btn btn-xs ' + btnSize + ' btn-primary" target="_blank"><i class="bi bi-envelope-fill"></i> SOGo</a>';
+                item.action += '<a href="/sogo-auth.php?login=' + encodeURIComponent(item.username) + '" class="login_as btn btn-xs btn-primary" target="_blank"><i class="bi bi-envelope-fill"></i> SOGo</a>';
               }
               item.action += '</div>';
             }
@@ -504,6 +503,11 @@ jQuery(function($){
             data: 'pop3_access',
             defaultContent: ''
           },
+          {
+            title: 'SIEVE',
+            data: 'sieve_access',
+            defaultContent: ''
+          },
           {
             title: lang.quarantine_notification,
             data: 'quarantine_notification',
diff --git a/data/web/templates/mailbox/tab-mailboxes.twig b/data/web/templates/mailbox/tab-mailboxes.twig
index 6ce65beb..7f5e21a3 100644
--- a/data/web/templates/mailbox/tab-mailboxes.twig
+++ b/data/web/templates/mailbox/tab-mailboxes.twig
@@ -54,6 +54,9 @@
             <li class="dropdown-header">SMTP</li>
             <li><a class="dropdown-item" data-action="edit_selected" data-id="mailbox" data-api-url='edit/mailbox' data-api-attr='{"smtp_access":1}' href="#">{{ lang.mailbox.activate }}</a></li>
             <li><a class="dropdown-item" data-action="edit_selected" data-id="mailbox" data-api-url='edit/mailbox' data-api-attr='{"smtp_access":0}' href="#">{{ lang.mailbox.deactivate }}</a></li>
+            <li class="dropdown-header">Sieve</li>
+            <li><a class="dropdown-item" data-action="edit_selected" data-id="mailbox" data-api-url='edit/mailbox' data-api-attr='{"sieve_access":1}' href="#">{{ lang.mailbox.activate }}</a></li>
+            <li><a class="dropdown-item" data-action="edit_selected" data-id="mailbox" data-api-url='edit/mailbox' data-api-attr='{"sieve_access":0}' href="#">{{ lang.mailbox.deactivate }}</a></li>
           </ul>
           <a class="btn btn-sm d-block d-sm-inline btn-success" href="#" data-bs-toggle="modal" data-bs-target="#addMailboxModal"><i class="bi bi-plus-lg"></i> {{ lang.mailbox.add_mailbox }}</a>
         </div>
@@ -95,6 +98,9 @@
               <li class="dropdown-header">SMTP</li>
               <li><a class="dropdown-item" data-action="edit_selected" data-id="mailbox" data-api-url='edit/mailbox' data-api-attr='{"smtp_access":1}' href="#">{{ lang.mailbox.activate }}</a></li>
               <li><a class="dropdown-item" data-action="edit_selected" data-id="mailbox" data-api-url='edit/mailbox' data-api-attr='{"smtp_access":0}' href="#">{{ lang.mailbox.deactivate }}</a></li>
+              <li class="dropdown-header">Sieve</li>
+              <li><a class="dropdown-item" data-action="edit_selected" data-id="mailbox" data-api-url='edit/mailbox' data-api-attr='{"sieve_access":1}' href="#">{{ lang.mailbox.activate }}</a></li>
+              <li><a class="dropdown-item" data-action="edit_selected" data-id="mailbox" data-api-url='edit/mailbox' data-api-attr='{"sieve_access":0}' href="#">{{ lang.mailbox.deactivate }}</a></li>
             </ul>
           </div>
           <div class="btn-group">