1 files changed, 10 insertions, 2 deletions

diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index a79d8e5bcb..2d2337cfc1 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -993,6 +993,14 @@
        /home/scottrif/poky/meta-yocto \
        "
                     </literallayout>
+                    <note>
+                        The
+                        <link linkend='var-BBLAYERS_NON_REMOVABLE'><filename>BBLAYERS_NON_REMOVABLE</filename></link>
+                        variable exists only for
+                        <ulink url='https://www.yoctoproject.org/tools-resources/projects/hob'>Hob</ulink>.
+                        The OpenEmbedded build system does not use this
+                        variable.
+                    </note>
                 </para>
 
                 <para>
@@ -1013,8 +1021,8 @@
                     using the
                     <ulink url='https://www.yoctoproject.org/tools-resources/projects/hob'>Hob</ulink>.
                     <note>
-                        When building an image outside of Hob, this variable
-                        is ignored.
+                        When building an image outside of Hob, the OpenEmbedded
+                        build system ignores this variable.
                     </note>
                 </para>