diff --git a/.github/workflows/cypress.yml b/.github/workflows/cypress.yml
index e91ab696..9da3ded5 100644
--- a/.github/workflows/cypress.yml
+++ b/.github/workflows/cypress.yml
@@ -50,7 +50,7 @@ jobs:
         core:
           - {name: 'WP latest', version: 'latest'}
           - {name: 'WP trunk', version: 'WordPress/WordPress#master'}
-          - {name: 'WP minimum', version: 'WordPress/WordPress#6.5'}
+          - {name: 'WP minimum', version: 'WordPress/WordPress#6.6'}
 
     steps:
     - name: Checkout
diff --git a/restricted_site_access.php b/restricted_site_access.php
index 2ff52406..2401907c 100644
--- a/restricted_site_access.php
+++ b/restricted_site_access.php
@@ -4,7 +4,7 @@
  * Plugin URI:        https://10up.com/plugins/restricted-site-access-wordpress/
  * Description:       <strong>Limit access your site</strong> to visitors who are logged in or accessing the site from a set of specific IP addresses. Send restricted visitors to the log in page, redirect them, or display a message or page. <strong>Powerful control over redirection</strong>, including <strong>SEO friendly redirect headers</strong>. Great solution for Extranets, publicly hosted Intranets, or parallel development sites.
  * Version:           7.5.2
- * Requires at least: 6.5
+ * Requires at least: 6.6
  * Requires PHP:      7.4
  * Author:            10up
  * Author URI:        https://10up.com