diff --git a/core/Version.php b/core/Version.php
index 8b271597fb9a6caac45f1f188ae58db7dcfdca68..ee03eb93817d19cac38130afd828a29e445249b1 100644
--- a/core/Version.php
+++ b/core/Version.php
@@ -20,7 +20,7 @@ final class Version
      * The current Piwik version.
      * @var string
      */
-    const VERSION = '2.15.0-b11';
+    const VERSION = '2.15.0-b12';
 
     public function isStableVersion($version)
     {