diff --git a/documentation/ref-manual/ref-tasks.xml b/documentation/ref-manual/ref-tasks.xml
index e6cf68670b..ccd0f85cfd 100644
--- a/documentation/ref-manual/ref-tasks.xml
+++ b/documentation/ref-manual/ref-tasks.xml
@@ -596,15 +596,6 @@
         </para>
     </section>
 
-    <section id='ref-tasks-rm_work_all'>
-        <title><filename>do_rm_work_all</filename></title>
-
-        <para>
-            Top-level task for removing work files after the build system has
-            finished with them.
-        </para>
-    </section>
-
     <section id='ref-tasks-unpack'>
         <title><filename>do_unpack</filename></title>