diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index 8cf036dbd0..b68ff22aa2 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -12265,6 +12265,15 @@ recipes-graphics/xorg-font/font-alias_1.0.3.bb:PR = "${INC_PR}.3"
      <link linkend='var-BB_SERVER_TIMEOUT'>BB_SERVER_TIMEOUT</link>
                     </literallayout>
                 </para>
+
+                <para>
+                    For additional information on how to customize the
+                    extensible SDK's configuration, see the
+                    "<ulink url='&YOCTO_DOCS_SDK_URL;#sdk-configuring-the-extensible-sdk'>Configuring the Extensible SDK</ulink>"
+                    section in the Yocto Project Application Development and
+                    the Extensible Software Development Kit (eSDK) manual.
+                </para>
+
             </glossdef>
         </glossentry>