diff --git a/HISTORY b/HISTORY
index fa1f46c4..a5765a43 100644
--- a/HISTORY
+++ b/HISTORY
@@ -1,12 +1,13 @@
 4.1.1   2018-??-??
         repmgr: truncate version string, if necessary; GitHub #490 (Ian)
         repmgr: improve messages emitted during "standby promote" (Ian)
-	repmgr: "standby clone" - don't copy external config files in --dry-run
-	  mode; GitHub #491 (Ian)
+        repmgr: "standby clone" - don't copy external config files in --dry-run
+          mode; GitHub #491 (Ian)
         repmgrd: ensure that sending SIGHUP always results in the log file
           being reopened; GitHub #485 (Ian)
         repmgrd: report version number *after* logger initialisation; GitHub #487 (Ian)
         repmgrd: fix startup on witness node when local data is stale; GitHub #488/#489 (Ian)
+        repmgrd: improve cascaded standby failover handling; GitHub #480 (Ian)
 
 4.1.0   2018-07-31
         repmgr: change default log_level to INFO, add documentation; GitHub #470 (Ian)
diff --git a/doc/appendix-release-notes.sgml b/doc/appendix-release-notes.sgml
index ed0d1b66..46404946 100644
--- a/doc/appendix-release-notes.sgml
+++ b/doc/appendix-release-notes.sgml
@@ -21,6 +21,24 @@
     <para>
     </para>
 
+    <sect2>
+      <title>repmgr enhancements</title>
+      <para>
+        <itemizedlist>
+
+          <listitem>
+            <para>
+              <command><link linkend="repmgr-standby-clone">repmgr standby switchover --dry-run</link></command>
+              no longer copies external configuration files to test they can be copied; this avoids making
+              any changes to the target system. (GitHub #491).
+            </para>
+          </listitem>
+
+
+        </itemizedlist>
+      </para>
+    </sect2>
+
     <sect2>
       <title>repmgrd enhancements</title>
       <para>
@@ -28,7 +46,7 @@
 
           <listitem>
             <para>
-              <application>repmgrd</application>: always reopen the log file after
+              Always reopen the log file after
               receiving <literal>SIGHUP</literal>. Previously this only happened if
               a configuration file change was detected.
               (GitHub #485).
@@ -37,11 +55,17 @@
 
           <listitem>
             <para>
-              <application>repmgrd</application>: report version number <emphasis>after</emphasis>
+              Report version number <emphasis>after</emphasis>
               logger initialisation. (GitHub #487).
             </para>
           </listitem>
 
+          <listitem>
+            <para>
+              Improve cascaded standby failover handling. (GitHub #480).
+            </para>
+          </listitem>
+
         </itemizedlist>
       </para>
     </sect2>
@@ -57,6 +81,7 @@
             </para>
           </listitem>
 
+
         </itemizedlist>
       </para>
     </sect2>