diff --git a/doc/src/sgml/ref/pgbench.sgml b/doc/src/sgml/ref/pgbench.sgml
index 88cf8b3933..6fc9d53828 100644
--- a/doc/src/sgml/ref/pgbench.sgml
+++ b/doc/src/sgml/ref/pgbench.sgml
@@ -128,6 +128,13 @@ pgbench <optional> <replaceable>options</replaceable> </optional> <replaceable>d
    and <option>-f</option> (specify a custom script file).
    See below for a full list.
   </para>
+
+  <para>
+   <application>Pgbench</application> is expected to work with all PostgreSQL
+   supported versions at the time it is released.
+   Some options may require newer servers.
+   It may work with older version, down to 8.2.
+  </para>
  </refsect1>
 
  <refsect1>