diff --git a/manpages/shorewall.xml b/manpages/shorewall.xml
index d92050629..251755824 100644
--- a/manpages/shorewall.xml
+++ b/manpages/shorewall.xml
@@ -177,6 +177,8 @@
 
       <arg><option>-c</option></arg>
 
+      <arg><option>-r</option> root-user-name </arg>
+
       <arg>directory</arg>
 
       <arg choice="plain">system</arg>
@@ -243,6 +245,8 @@
 
       <arg><option>-c</option></arg>
 
+      <arg><option>-r</option> root-user-name</arg>
+
       <arg>directory</arg>
 
       <arg choice="plain">system</arg>
@@ -673,6 +677,10 @@
           ssh then the generated file is copied to
           <replaceable>directory</replaceable> using scp. This step is
           performed before the configuration is compiled.</para>
+
+          <para>If <option>-r</option> is included, it specifies that the root
+          user on <replaceable>system</replaceable> is named
+          <replaceable>root-user-name</replaceable> rather than "root".</para>
         </listitem>
       </varlistentry>
 
@@ -753,6 +761,10 @@
           ssh then the generated file is copied to
           <emphasis>directory</emphasis> using scp. This step is performed
           before the configuration is compiled.</para>
+
+          <para>If <option>-r</option> is included, it specifies that the root
+          user on <replaceable>system</replaceable> is named
+          <replaceable>root-user-name</replaceable> rather than "root".</para>
         </listitem>
       </varlistentry>