diff --git a/wp-includes/version.php b/wp-includes/version.php
index b6a62194ce..93ee6f8aff 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -2,6 +2,6 @@
 
 // This just holds the version number, in a separate file so we can bump it without cluttering the CVS
 
-$wp_version = '1.2';
+$wp_version = '1.3-pre-alpha';
 
 ?>
\ No newline at end of file