diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index c378b9d97b..8bf8aa4ec6 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -2368,8 +2368,9 @@ recipes-graphics/xorg-font/font-alias_1.0.3.bb:PR = "${INC_PR}.3"
             <glossdef>
                 <para>Enables easily adding packages to
                 <filename><link linkend='var-PACKAGES'>PACKAGES</link></filename>
-                before <filename>${PN}</filename> so that the packages can pick
-                up files that would normally be included in the default package.</para>
+                before <filename>${<link linkend='var-PN'>PN</link>}</filename>
+                so that the packages can pick up files that would normally be
+                included in the default package.</para>
             </glossdef>
         </glossentry>