docs: prerequisite updates
diff --git a/docs/install.html b/docs/install.html
index d740477..be61ef3 100644
--- a/docs/install.html
+++ b/docs/install.html
@@ -39,9 +39,10 @@
<ul>
<li><a href="http://xorg.freedesktop.org/releases/individual/proto/">dri2proto</a> version 1.99.3 or later
-<li><a href="http://dri.freedesktop.org/libdrm/" target="_parent">DRM</a>
+<li>Linux 2.6.28
+<li><a href="http://dri.freedesktop.org/libdrm/" target="_parent">libDRM</a>
version 2.4.3 or later
-<li>Xorg server version 1.4 or 1.5.
+<li>Xorg server version 1.5 or later
</ul>
</p>