diff --git a/_posts/16-10-01-Books.md b/_posts/16-10-01-Books.md
index c8af275..a14d435 100644
--- a/_posts/16-10-01-Books.md
+++ b/_posts/16-10-01-Books.md
@@ -29,8 +29,8 @@ developer usually acquires over years of experience, all condensed down into one
 small, specific steps
 * [Securing PHP: Core Concepts](https://leanpub.com/securingphp-coreconcepts) - A guide to some of the most common
 security terms and provides some examples of them in every day PHP
-* [Scaling PHP]( https://leanpub.com/scalingphp) - Stop playing sysadmin and get back to coding
-* [Signaling PHP]( https://leanpub.com/signalingphp) - PCNLT signals are a great help when writing PHP scripts that
+* [Scaling PHP](http://www.scalingphpbook.com/) - Stop playing sysadmin and get back to coding
+* [Signaling PHP](https://leanpub.com/signalingphp) - PCNLT signals are a great help when writing PHP scripts that
 run from the command line.
 * [The Grumpy Programmer's Guide To Building Testable PHP Applications](https://leanpub.com/grumpy-testing) - Learning
 to write testable code doesn't have to suck