diff --git a/free-programming-books-ja.md b/free-programming-books-ja.md
index ecc47d814a1da9b0bdb782cbe42b7f354523fcf8..46482b59d57cd8fdd0f0ccb6d722cc0da3c8d5b9 100644
--- a/free-programming-books-ja.md
+++ b/free-programming-books-ja.md
@@ -276,6 +276,8 @@
 
 * [PHP基礎文法最速マスター](http://www.1x1.jp/blog/2010/01/php-basic-syntax.html)
 * [PHP マニュアル](http://www.php.net/manual/ja/)
+* [PHPによるデザインパターン入門](http://www.doyouphp.jp/book/book_phpdp.shtml)
+* [PHP4徹底攻略改訂版](http://net-newbie.com/support/pdf2/)
 
 
 ###PowerShell