diff --git a/documentation/ref-manual/ref-features.xml b/documentation/ref-manual/ref-features.xml
index fcf9e9c342..97c645149c 100644
--- a/documentation/ref-manual/ref-features.xml
+++ b/documentation/ref-manual/ref-features.xml
@@ -184,6 +184,12 @@
                 <listitem><para><emphasis>doc-pkgs:</emphasis> Installs documentation packages for all packages
                     installed in a given image.</para></listitem>
                 <listitem><para><emphasis>nfs-server:</emphasis> Installs an NFS server.</para></listitem>
+                <listitem><para><emphasis>read-only-fsroot:</emphasis> Creates 
+                    an image whose root filesystem is read-only.
+                    See the 
+                    "<ulink url='&YOCTO_DOCS_DEV_URL;#usingpoky-extend-customimage-imagefeatures'>Customizing Images Using Custom <filename>IMAGE_FEATURES</filename> and <filename>EXTRA_IMAGE_FEATURES</filename></ulink>"
+                    section in the Yocto Project Development Manual for more
+                    information.</para></listitem>
                 <listitem><para><emphasis>splash:</emphasis> Enables showing a splash screen during boot.
                     By default, this screen is provided by <filename>psplash</filename>, which does
                     allow customization.