diff --git a/documentation/ref-manual/ref-classes.xml b/documentation/ref-manual/ref-classes.xml
index a3a198a2fa..756acee71c 100644
--- a/documentation/ref-manual/ref-classes.xml
+++ b/documentation/ref-manual/ref-classes.xml
@@ -1966,6 +1966,19 @@
     </para>
 </section>
 
+<section id='ref-classes-staging'>
+    <title><filename>staging.bbclass</filename></title>
+
+    <para>
+        The <filename>staging</filename> class provides support for staging
+        files into the sysroot during the
+        <filename>do_populate_sysroot</filename> task.
+        The class is enabled by default because it is inherited by the
+        <link linkend='ref-classes-base'><filename>base</filename></link>
+        class.
+    </para>
+</section>
+
 <section id='ref-classes-package_tar'>
     <title><filename>package_tar.bbclass</filename></title>