diff --git a/free-programming-books.md b/free-programming-books.md
index f1b5d57d795b5113ad3a3bed483862620e1fbf98..51a9b3a4bcea86cab3393d8680fb4e3c3c6bc0af 100644
--- a/free-programming-books.md
+++ b/free-programming-books.md
@@ -1084,7 +1084,7 @@ For resources on Angular.js, Backbone.js, D3.js, Dojo, Ember.js, Express.js, jQu
 
 
 ###Jenkins
-* [Jenkins: The Definitive Guide](http://it-ebooks.info/book/576/) (PDF)
+* [Jenkins: The Definitive Guide](http://www.wakaleo.com/books/jenkins-the-definitive-guide) (PDF)
 
 
 ###LaTeX