diff --git a/user_guide/changelog.html b/user_guide/changelog.html
index a617db8..fb24252 100644
--- a/user_guide/changelog.html
+++ b/user_guide/changelog.html
@@ -62,6 +62,13 @@
 

 <h1>Change Log</h1>

 

+<h2>Version 1.5.5</h2>

+<p>Release Date: --</p>

+

+<ul>

+	<li>Fixed a bug in the Zip library, providing PC Zip file compatibility with Mac OS X</li>

+</ul>

+

 <h2>Version 1.5.4</h2>

 <p>Release Date: April 15, 2007 </p>

 <ul>