diff --git a/readme.html b/readme.html
index bc57c4ecb6..72e21ee6f1 100644
--- a/readme.html
+++ b/readme.html
@@ -8,7 +8,7 @@
 <body>
 <h1 id="logo">
 	<a href="http://wordpress.org/"><img alt="WordPress" src="wp-admin/images/wordpress-logo.png" width="250" height="68" /></a>
-	<br /> Version 3.2
+	<br /> Version 3.3
 </h1>
 <p style="text-align: center">Semantic Personal Publishing Platform</p>
 
diff --git a/wp-admin/includes/update-core.php b/wp-admin/includes/update-core.php
index 952d1a8f72..911e750bb8 100644
--- a/wp-admin/includes/update-core.php
+++ b/wp-admin/includes/update-core.php
@@ -335,7 +335,7 @@ function update_core($from, $to) {
 	$mysql_version  = $wpdb->db_version();
 	$required_php_version = '5.2.4';
 	$required_mysql_version = '5.0';
-	$wp_version = '3.2';
+	$wp_version = '3.3';
 	$php_compat     = version_compare( $php_version, $required_php_version, '>=' );
 	$mysql_compat   = version_compare( $mysql_version, $required_mysql_version, '>=' ) || file_exists( WP_CONTENT_DIR . '/db.php' );
 
diff --git a/wp-includes/version.php b/wp-includes/version.php
index db53538e74..2f58dc4f50 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '3.3-aortic-dissection';
+$wp_version = '3.3-beta1';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.
