diff --git a/en_US.ISO8859-1/books/porters-handbook/uses.xml b/en_US.ISO8859-1/books/porters-handbook/uses.xml
index ad2ae73e00..d38688d34b 100644
--- a/en_US.ISO8859-1/books/porters-handbook/uses.xml
+++ b/en_US.ISO8859-1/books/porters-handbook/uses.xml
@@ -323,6 +323,20 @@
     </itemizedlist></entry>
 </row>
 
+<row>
+  <entry><literal>lua</literal></entry>
+
+  <entry>(none), <literal>XY+</literal>, <literal>XY</literal>,
+    <literal>build</literal>, <literal>run</literal></entry>
+
+  <entry>Adds a dependency on <application>Lua</application>.  By
+    default this is a library undependency, unless overridden by the
+    <literal>build</literal> or <literal>run</literal> option.  The
+    default version is 5.2, unless set by the <literal>XY</literal>
+    parameter (e.g., <literal>51</literal> or
+    <literal>52+</literal>).</entry>
+</row>
+
 <row>
   <entry><literal>motif</literal></entry>