diff --git a/documentation/ref-manual/usingpoky.xml b/documentation/ref-manual/usingpoky.xml
index dd93f30dd1..743db7c54d 100644
--- a/documentation/ref-manual/usingpoky.xml
+++ b/documentation/ref-manual/usingpoky.xml
@@ -507,7 +507,7 @@
 
         <para>
             Build history information is kept in
-            <filename>$</filename><link linkend='var-TMPDIR'><filename>TMPDIR</filename></link><filename>/buildhistory</filename>
+            <filename>$</filename><link linkend='var-TOPDIR'><filename>TOPDIR</filename></link><filename>/buildhistory</filename>
             in the Build Directory as defined by the
             <link linkend='var-BUILDHISTORY_DIR'><filename>BUILDHISTORY_DIR</filename></link>
             variable.