diff --git a/doc/repmgrd-configuration.sgml b/doc/repmgrd-configuration.sgml
index c37c62db..bb8fc592 100644
--- a/doc/repmgrd-configuration.sgml
+++ b/doc/repmgrd-configuration.sgml
@@ -53,7 +53,7 @@
 
         </varlistentry>
 
-        <varlistentry id="connection_check_type">
+        <varlistentry id="connection-check-type">
 
           <indexterm>
             <primary>connection_check_type</primary>
diff --git a/doc/repmgrd-overview.sgml b/doc/repmgrd-overview.sgml
index 2698424f..086d6772 100644
--- a/doc/repmgrd-overview.sgml
+++ b/doc/repmgrd-overview.sgml
@@ -58,7 +58,7 @@
 
        <listitem>
          <simpara>
-           <link linkend="connection_check_type">choice of method</link> to determine node availability
+           <link linkend="connection-check-type">choice of method</link> to determine node availability
            (PostgreSQL ping, query execution or new connection)
          </simpara>
        </listitem>