diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index 779171021d..a8b2aa7661 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -2734,7 +2734,8 @@ recipes-graphics/xorg-font/font-alias_1.0.3.bb:PR = "${INC_PR}.3"
                     packages as listed in the
                     <link linkend='var-PACKAGES'><filename>PACKAGES</filename></link>
                     variable.
-                    You should not list recipe names (<filename>PN</filename>).
+                    You should not list recipe names
+                    (<link linkend='var-PN'><filename>PN</filename></link>).
                 </para>
 
                 <para>