diff --git a/doc/repmgr-primary-register.sgml b/doc/repmgr-primary-register.sgml
index a1f625de..1a926180 100644
--- a/doc/repmgr-primary-register.sgml
+++ b/doc/repmgr-primary-register.sgml
@@ -63,7 +63,7 @@
       </varlistentry>
 
       <varlistentry>
-       <term><option>-F</option><option>--force</option></term>
+       <term><option>-F</option>, <option>--force</option></term>
         <listitem>
           <para>
             Overwrite an existing node record