diff --git a/README.md b/README.md
index b3c3d38..7aee2ca 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@ syntax file distributed with Vim.
 The point of this fork is to embrace the latest and greatest PHP has to offer
 and constantly update against the latest PHP release.
 
-Last updated against **5.5.12**
+Last updated against **5.5.13**
 
   [StanAngeloff]: https://github.com/StanAngeloff/php.vim
   [garvin]:  https://github.com/vim-scripts/php.vim--Garvin