diff --git a/settings/templates/users/main.php b/settings/templates/users/main.php
index 0abe31f4a59..f50f83b38b3 100644
--- a/settings/templates/users/main.php
+++ b/settings/templates/users/main.php
@@ -46,35 +46,35 @@ translation('settings');
 			<div id="userlistoptions">
 				<p>
 					<input type="checkbox" name="StorageLocation" value="StorageLocation" id="CheckboxStorageLocation" 
-						<?php if ($_['show_storage_location'] === 'true') print_unescaped('checked="checked"'); ?> />
+						class="checkbox" <?php if ($_['show_storage_location'] === 'true') print_unescaped('checked="checked"'); ?> />
 					<label for="CheckboxStorageLocation">
 						<?php p($l->t('Show storage location')) ?>
 					</label>
 				</p>
 				<p>
 					<input type="checkbox" name="LastLogin" value="LastLogin" id="CheckboxLastLogin"
-						<?php if ($_['show_last_login'] === 'true') print_unescaped('checked="checked"'); ?> />
+						class="checkbox" <?php if ($_['show_last_login'] === 'true') print_unescaped('checked="checked"'); ?> />
 					<label for="CheckboxLastLogin">
 						<?php p($l->t('Show last log in')) ?>
 					</label>
 				</p>
 				<p>
 					<input type="checkbox" name="UserBackend" value="UserBackend" id="CheckboxUserBackend"
-						<?php if ($_['show_backend'] === 'true') print_unescaped('checked="checked"'); ?> />
+						class="checkbox" <?php if ($_['show_backend'] === 'true') print_unescaped('checked="checked"'); ?> />
 					<label for="CheckboxUserBackend">
 						<?php p($l->t('Show user backend')) ?>
 					</label>
 				</p>
 				<p>
 					<input type="checkbox" name="MailOnUserCreate" value="MailOnUserCreate" id="CheckboxMailOnUserCreate"
-						<?php if ($_['send_email'] === 'true') print_unescaped('checked="checked"'); ?> />
+						class="checkbox" <?php if ($_['send_email'] === 'true') print_unescaped('checked="checked"'); ?> />
 					<label for="CheckboxMailOnUserCreate">
 						<?php p($l->t('Send email to new user')) ?>
 					</label>
 				</p>
 				<p>
 					<input type="checkbox" name="EmailAddress" value="EmailAddress" id="CheckboxEmailAddress"
-						<?php if ($_['show_email'] === 'true') print_unescaped('checked="checked"'); ?> />
+						class="checkbox" <?php if ($_['show_email'] === 'true') print_unescaped('checked="checked"'); ?> />
 					<label for="CheckboxEmailAddress">
 						<?php p($l->t('Show email address')) ?>
 					</label>