diff --git a/Installation.md b/Installation.md
index 6a5fd20..89f54ef 100644
--- a/Installation.md
+++ b/Installation.md
@@ -62,8 +62,8 @@
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 <img style="width: 48px; height: 48px; padding: 10px 10px 20px 10px; float: left" src="/trac/chrome/Archlinux-icon-crystal-64.svg" />
 <h2 style="margin-bottom: 0px;">Arch Linux</h2>
-<a href="<https://aur.archlinux.org/packages.php?ID=39137>">Official Packages</a><br />
-<pre style="display: inline-block; font-family: 'Menlo','Courier',monospace; padding: 5px; background: #ffffdd;"># pacman -S tahoe-lafs</pre>
+<a href="<https://aur.archlinux.org/packages.php?ID=39137>">Unofficial Packages</a><br />
+<pre style="display: inline-block; font-family: 'Menlo','Courier',monospace; padding: 5px; background: #ffffdd;"># yaourt -S tahoe-lafs</pre>
 </div>
 <!-- Not currently in ports tree
 <div style="margin: 30px 20px; padding: 10px 5px 0px 0px; border: 1px solid #eee;">