diff --git a/documentation/ref-manual/ref-classes.xml b/documentation/ref-manual/ref-classes.xml
index d87c9ff588..7aa086f6eb 100644
--- a/documentation/ref-manual/ref-classes.xml
+++ b/documentation/ref-manual/ref-classes.xml
@@ -707,15 +707,10 @@
 
     <para>
         The class is not included by default.
-        To use it, you must include the following files and set the
+        To use it, you must set the
         <link linkend='var-INHERIT'><filename>INHERIT</filename></link>
         variable:
         <literallayout class='monospaced'>
-     include conf/distro/include/distro_alias.inc
-     include conf/distro/include/recipe_color.inc
-     include conf/distro/include/maintainers.inc
-     include conf/distro/include/upstream_tracking.inc
-     include conf/distro/include/package_regex.inc
      INHERIT+= "distrodata"
         </literallayout>
     </para>