diff --git a/wp-includes/version.php b/wp-includes/version.php
index 00aa60aeec..9743188033 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -22,7 +22,7 @@ $wp_db_version = 15477;
  *
  * @global string $tinymce_version
  */
-$tinymce_version = '3392a';
+$tinymce_version = '3392b';
 
 /**
  * Holds the cache manifest version