diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index 05487cf83f..1bc6e2b77d 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -9646,6 +9646,12 @@ recipes-graphics/xorg-font/font-alias_1.0.3.bb:PR = "${INC_PR}.3"
                             ".debug" previously described with the exception
                             that no source files are installed.
                             </para></listitem>.
+                        <listitem><para>
+                            "debug-with-srcpkg": The same behavior as
+                            ".debug" previously described with the exception
+                            that all source files are placed in a separate
+                            <filename>*-src</filename> pkg.
+                            </para></listitem>
                     </itemizedlist>
                 </para>