diff --git a/includes/Activator.php b/includes/Activator.php
index 856ead6..676d0c9 100644
--- a/includes/Activator.php
+++ b/includes/Activator.php
@@ -15,7 +15,7 @@ class WP_Recache_Activator {
     public static function activate() {
         self::create_cache_directory();
         self::set_default_options();
-        self::create_cache_server();
+        self::write_cookie_bypass_script();
         self::create_advanced_cache();
         self::set_wp_cache_constant(true);
         self::flush_rewrite_rules();
@@ -48,13 +48,7 @@ class WP_Recache_Activator {
             'cache_enabled' => true,
             'separate_mobile_cache' => false,
             'exclude_urls' => ['/cart', '/checkout', '/my-account'],
-            'rejected_cookies' => [
-                'woocommerce_items_in_cart',
-                'wp_woocommerce_session_*',
-                'wp-postpass',
-                'comment_author_*',
-                'wordpress_*',
-            ],
+            'rejected_cookies' => WP_RECACHE_DEFAULT_REJECTED_COOKIES,
             'minify_css' => false,
             'minify_js' => false,
             'lazyload_images' => false,
@@ -69,19 +63,13 @@ class WP_Recache_Activator {
     }
 
     /**
-     * Write the standalone cache server required by the advanced-cache.php
-     * drop-in. Must run without WordPress loaded.
+     * Write the standalone cache bypass script required by advanced-cache.php.
+     * Must run without WordPress loaded.
      *
      * Public so Admin can regenerate the drop-in when options change.
      */
-    public static function create_cache_server() {
-        $rejected_cookies = get_option('wp_recache_rejected_cookies', [
-            'woocommerce_items_in_cart',
-            'wp_woocommerce_session_*',
-            'wp-postpass',
-            'comment_author_*',
-            'wordpress_*',
-        ]);
+    public static function write_cookie_bypass_script() {
+        $rejected_cookies = get_option('wp_recache_rejected_cookies', WP_RECACHE_DEFAULT_REJECTED_COOKIES);
 
         $cookies_php = var_export($rejected_cookies, true);
 
diff --git a/includes/Admin/Admin.php b/includes/Admin/Admin.php
index f06a94f..742877b 100644
--- a/includes/Admin/Admin.php
+++ b/includes/Admin/Admin.php
@@ -23,7 +23,7 @@ class WP_Recache_Admin {
         // New exclusions must not leave stale files that the drop-in would still serve.
         add_action('update_option_wp_recache_exclude_urls', 'wp_recache_delete_all_cache');
         add_action('update_option_wp_recache_rejected_cookies', function () {
-            WP_Recache_Activator::create_cache_server();
+            WP_Recache_Activator::write_cookie_bypass_script();
             wp_recache_delete_all_cache();
         });
     }
@@ -66,13 +66,7 @@ class WP_Recache_Admin {
         register_setting('wp_recache_settings', 'wp_recache_rejected_cookies', [
             'type' => 'array',
             'sanitize_callback' => [$this, 'sanitize_rejected_cookies'],
-            'default' => [
-                'woocommerce_items_in_cart',
-                'wp_woocommerce_session_*',
-                'wp-postpass',
-                'comment_author_*',
-                'wordpress_*',
-            ],
+            'default' => WP_RECACHE_DEFAULT_REJECTED_COOKIES,
         ]);
 
         register_setting('wp_recache_settings', 'wp_recache_minify_css', [
diff --git a/includes/Admin/views/settings.php b/includes/Admin/views/settings.php
index 21f45c5..8c923a1 100644
--- a/includes/Admin/views/settings.php
+++ b/includes/Admin/views/settings.php
@@ -55,13 +55,7 @@ $stats = WP_Recache_Admin::get_cache_stats();
                     <tr>
                         <th scope="row">Rejected Cookies</th>
                         <td>
-                            <textarea name="wp_recache_rejected_cookies" rows="5" cols="50" class="large-text"><?php echo esc_textarea(implode("\n", get_option('wp_recache_rejected_cookies', [
-                                'woocommerce_items_in_cart',
-                                'wp_woocommerce_session_*',
-                                'wp-postpass',
-                                'comment_author_*',
-                                'wordpress_*',
-                            ]))); ?></textarea>
+                            <textarea name="wp_recache_rejected_cookies" rows="5" cols="50" class="large-text"><?php echo esc_textarea(implode("\n", get_option('wp_recache_rejected_cookies', WP_RECACHE_DEFAULT_REJECTED_COOKIES))); ?></textarea>
                             <p class="description">One cookie name per line. Visitors with these cookies bypass the cache. Use <code>*</code> as a suffix to match a prefix (e.g. <code>comment_author_*</code>).</p>
                         </td>
                     </tr>
diff --git a/includes/Common/Helpers.php b/includes/Common/Helpers.php
index f67520a..403dfeb 100644
--- a/includes/Common/Helpers.php
+++ b/includes/Common/Helpers.php
@@ -97,13 +97,7 @@ function wp_recache_has_rejected_cookie() {
         return false;
     }
 
-    $rejected = wp_recache_get_option('rejected_cookies', [
-        'woocommerce_items_in_cart',
-        'wp_woocommerce_session_*',
-        'wp-postpass',
-        'comment_author_*',
-        'wordpress_*',
-    ]);
+    $rejected = wp_recache_get_option('rejected_cookies', WP_RECACHE_DEFAULT_REJECTED_COOKIES);
 
     foreach ($rejected as $cookie) {
         $cookie = trim($cookie);
diff --git a/tests/test-admin.php b/tests/test-admin.php
index d640c7d..05d9cfc 100644
--- a/tests/test-admin.php
+++ b/tests/test-admin.php
@@ -76,14 +76,6 @@ class WP_Recache_Admin_Test extends WP_UnitTestCase {
         $admin->init();
         do_action('admin_init');
 
-        $default = [
-            'woocommerce_items_in_cart',
-            'wp_woocommerce_session_*',
-            'wp-postpass',
-            'comment_author_*',
-            'wordpress_*',
-        ];
-
-        $this->assertEquals($default, get_option('wp_recache_rejected_cookies', $default));
+        $this->assertEquals(WP_RECACHE_DEFAULT_REJECTED_COOKIES, get_option('wp_recache_rejected_cookies', WP_RECACHE_DEFAULT_REJECTED_COOKIES));
     }
 }
diff --git a/wp-recache.php b/wp-recache.php
index 61d8300..9ffccdf 100644
--- a/wp-recache.php
+++ b/wp-recache.php
@@ -21,6 +21,13 @@ define('WP_RECACHE_PATH', plugin_dir_path(__FILE__));
 define('WP_RECACHE_URL', plugin_dir_url(__FILE__));
 define('WP_RECACHE_INC_PATH', WP_RECACHE_PATH . 'includes/');
 define('WP_RECACHE_CACHE_PATH', WP_CONTENT_DIR . '/cache/wp-recache/');
+define('WP_RECACHE_DEFAULT_REJECTED_COOKIES', [
+    'woocommerce_items_in_cart',
+    'wp_woocommerce_session_*',
+    'wp-postpass',
+    'comment_author_*',
+    'wordpress_*',
+]);
 
 require_once WP_RECACHE_INC_PATH . 'Common/Helpers.php';