diff --git a/documentation/poky-ref-manual/ref-variables.xml b/documentation/poky-ref-manual/ref-variables.xml
index 60bf034d19..b4964b3935 100644
--- a/documentation/poky-ref-manual/ref-variables.xml
+++ b/documentation/poky-ref-manual/ref-variables.xml
@@ -1337,12 +1337,6 @@
             </glossdef>
         </glossentry>
 
-        <glossentry id='var-ROOT_FLASH_SIZE'><glossterm>ROOT_FLASH_SIZE</glossterm>
-            <glossdef>
-                <para>The size of root filesystem as measured in megabytes.</para>
-            </glossdef>
-        </glossentry>
-
         <glossentry id='var-RRECOMMENDS'><glossterm>RRECOMMENDS</glossterm>
             <glossdef>
                 <para>
diff --git a/documentation/poky-ref-manual/ref-varlocality.xml b/documentation/poky-ref-manual/ref-varlocality.xml
index 0a2477c123..dcf4e7be1e 100644
--- a/documentation/poky-ref-manual/ref-varlocality.xml
+++ b/documentation/poky-ref-manual/ref-varlocality.xml
@@ -63,8 +63,6 @@
                         </filename></para></listitem>
                     <listitem><para><filename><link linkend='var-IMAGE_FSTYPES'>IMAGE_FSTYPES</link>
                         </filename></para></listitem>
-                    <listitem><para><filename><link linkend='var-ROOT_FLASH_SIZE'>ROOT_FLASH_SIZE</link>
-                        </filename></para></listitem>
                     <listitem><para><filename><link linkend='var-MACHINE_FEATURES'>MACHINE_FEATURES</link>
                         </filename></para></listitem>
                     <listitem><para><filename><link linkend='var-MACHINE_EXTRA_RDEPENDS'>MACHINE_EXTRA_RDEPENDS