diff --git a/docs/configuration_file_basics.xml b/docs/configuration_file_basics.xml
index a96a542c7..f17881f46 100644
--- a/docs/configuration_file_basics.xml
+++ b/docs/configuration_file_basics.xml
@@ -2223,6 +2223,20 @@ SSH(ACCEPT)    net:$MYIP      $FW
 
     <programlisting>   ERROR: Invalid value for Bricks (2000) /usr/share/shorewall/action.GlusterFS (line 15)
       from /etc/shorewall/rules (line 45)</programlisting>
+
+    <para>In Shorewall 5.0.8, ?WARNING and ?INFO directives were added.</para>
+
+    <programlisting>?WARNING <replaceable>message</replaceable>
+?INFO <replaceable>message</replaceable></programlisting>
+
+    <para>?WARNING message produces a standard Shorewall WARNING: message,
+    while ?INFO produces a similar message which is prefaced by INFO: rather
+    than WARNING:. Both write the message to STDERR. The message is also
+    written to the STARTUP_LOG, if any, provided that the command is
+    <command>start</command>, <command>try</command>,
+    <command>restart</command>, <command>reload</command>,
+    <command>refresh</command>, or one of the <command>safe</command>-*
+    commands.</para>
   </section>
 
   <section id="Embedded">