diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index 9a2d532bd4..acbbab002a 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -11489,6 +11489,13 @@ recipes-graphics/xorg-font/font-alias_1.0.3.bb:PR = "${INC_PR}.3"
                     to "0" for a statically populated <filename>/dev</filename>
                     directory.
                 </para>
+
+                <para>
+                    See the
+                    "<ulink url='&YOCTO_DOCS_DEV_URL;#selecting-dev-manager'>Selecting a Device Manager</ulink>"
+                    section in the Yocto Project Development Manual for
+                    information on how to use this variable.
+                </para>
             </glossdef>
         </glossentry>