diff --git a/admin/admin.php b/admin/admin.php
index 0b41c18..3061da8 100644
--- a/admin/admin.php
+++ b/admin/admin.php
@@ -205,7 +205,7 @@ public function customFieldInfo(WP_Post $post, $metabox) {
         <p><?php _e('Fields', 'SYNC_CIVICRM_CUSTOM_POST') ?></p>
         <ul>
             <?php foreach($fields as $field => $label) {
-                echo '<li><strong>' . $label . '</strong>: ' . $post_type . '_civicrm_' . $field . '</li>';
+                echo '<li><strong>' . esc_html($label) . '</strong>: ' . esc_html($post_type) . '_civicrm_' . esc_html($field) . '</li>';
             } ?>    
         </ul>
         <?php
diff --git a/readme.txt b/readme.txt
index 6499098..21769ae 100644
--- a/readme.txt
+++ b/readme.txt
@@ -2,10 +2,10 @@
 Contributors: jaapjansma
 Donate link: https://github.com/CiviMRF/synchronizing-civicrm-data-to-custom-posts
 Tags: CiviCRM, custom posts, acf, custom fields, api, connector, rest
-Requires at least: 5.2
-Tested up to: 5.6
+Requires at least: 5.8
+Tested up to: 5.8
 Requires PHP: 7.2
-Stable tag: 1.0.5
+Stable tag: 1.0.0
 License: AGPL-3.0
 
 Provides an tool for synchronizing CiviCRM data to custom posts in Wordpress.