diff --git a/cache-enabler.php b/cache-enabler.php
index af80365..8637567 100644
--- a/cache-enabler.php
+++ b/cache-enabler.php
@@ -41,6 +41,12 @@
 if ( ! defined( 'CACHE_ENABLER_DIR' ) ) {
     define( 'CACHE_ENABLER_DIR', __DIR__ );
 }
+if (! defined('CACHE_ENABLER_CACHE_DIR')) {
+    define('CACHE_ENABLER_CACHE_DIR', WP_CONTENT_DIR . '/cache/cache-enabler');
+}
+if (! defined('CACHE_ENABLER_SETTINGS_DIR')) {
+    define('CACHE_ENABLER_SETTINGS_DIR', WP_CONTENT_DIR . '/settings/cache-enabler');
+}
 
 // deprecated constants (1.7.0)
 define( 'CE_VERSION', CACHE_ENABLER_VERSION );
diff --git a/inc/cache_enabler_disk.class.php b/inc/cache_enabler_disk.class.php
index 76af3fd..3d6910a 100644
--- a/inc/cache_enabler_disk.class.php
+++ b/inc/cache_enabler_disk.class.php
@@ -20,7 +20,7 @@ final class Cache_Enabler_Disk {
      * @var     string
      */
 
-    public static $cache_dir = WP_CONTENT_DIR . '/cache/cache-enabler';
+    public static $cache_dir = CACHE_ENABLER_CACHE_DIR;
 
 
     /**
@@ -32,7 +32,7 @@ final class Cache_Enabler_Disk {
      * @var     string
      */
 
-    private static $settings_dir = WP_CONTENT_DIR . '/settings/cache-enabler';
+    private static $settings_dir = CACHE_ENABLER_SETTINGS_DIR;
 
 
     /**