diff --git a/www/advanced-unix-installation.html b/www/advanced-unix-installation.html
index 7c6af58..fb31a1d 100644
--- a/www/advanced-unix-installation.html
+++ b/www/advanced-unix-installation.html
@@ -531,7 +531,7 @@
<div class="doc-section">
<p><a href="../www/download.html">Download</a> the ImageMagick source distribution and verify the distribution against its <a href="http://www.imagemagick.org/download/digest.rdf">message digest</a>.</p>
<p>Unpack and change into the top-level ImageMagick directory:</p>
- <p class='crt'><span class="crtprompt"> $magick> </span><span class='crtin'>tar xvfz ImageMagick-6.5.9-5.tar.gz</span><span class='crtout'></span><span class="crtprompt"> $magick> </span><span class='crtin'>cd ImageMagick-6.5.9</span></p> <p>Configure ImageMagick:</p>
+ <p class='crt'><span class="crtprompt"> $magick> </span><span class='crtin'>tar xvfz ImageMagick-6.5.9-6.tar.gz</span><span class='crtout'></span><span class="crtprompt"> $magick> </span><span class='crtin'>cd ImageMagick-6.5.9</span></p> <p>Configure ImageMagick:</p>
<p class='crt'><span class="crtprompt"> $magick> </span><span class='crtin'>./configure --prefix=/opt --with-quantum-depth=16 \ <br/>
--disable-dependency-tracking --with-x=yes \ <br/>
--x-includes=/usr/X11R6/include --x-libraries=/usr/X11R6/lib/ \ <br/>