diff --git a/wp-includes/version.php b/wp-includes/version.php
index 5ebdd48620..bfc8cc80df 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -22,7 +22,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  *
  * @global string $wp_version
  */
-$wp_version = '3.1.1';
+$wp_version = '3.1.2-alpha';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.