diff --git a/application/config/app.php b/application/config/app.php
index 72a494ca60..8a627558f6 100644
--- a/application/config/app.php
+++ b/application/config/app.php
@@ -9,10 +9,10 @@
 |
 */
 
-$config['version'] = '1.5.0-dev.3'; // This must be changed manually.
+$config['version'] = '1.5.0-dev.4'; // This must be changed manually.
 
 $config['url'] = Config::BASE_URL;  
 
 $config['debug'] = Config::DEBUG_MODE;
 
-$config['cache_busting_token'] = 'ZV950';
+$config['cache_busting_token'] = 'ZV951';