diff --git a/doc/stdenv.xml b/doc/stdenv.xml
index 4e51db730105..1556ffd057f9 100644
--- a/doc/stdenv.xml
+++ b/doc/stdenv.xml
@@ -816,6 +816,12 @@ following:
     stripped.  By default, they are.</para></listitem>
   </varlistentry>
 
+  <varlistentry>
+    <term><varname>dontMoveSbin</varname></term>
+    <listitem><para>If set, files in <filename>$out/sbin</filename> are not moved
+    to <filename>$out/bin</filename>. By default, they are.</para></listitem>
+  </varlistentry>
+
   <varlistentry>
     <term><varname>stripAllList</varname></term>
     <listitem><para>List of directories to search for libraries and