diff --git a/docs/configexamples/pppoe-ipv6-basic.rst b/docs/configexamples/pppoe-ipv6-basic.rst
index 809514e7..f569d9c3 100644
--- a/docs/configexamples/pppoe-ipv6-basic.rst
+++ b/docs/configexamples/pppoe-ipv6-basic.rst
@@ -52,7 +52,7 @@ delegation (PD).
    set interfaces pppoe pppoe0 dhcpv6-options pd 0 interface eth1 address '100'
 
 * Here we use the prefix to configure the address of eth1 (LAN) to form
-``<prefix>::64``, where ``64`` is hexadecimal of address 100.
+  ``<prefix>::64``, where ``64`` is hexadecimal of address 100.
 * For home network users, most of time ISP only provides /64 prefix, hence
   there is no need to set SLA ID and prefix length. See :ref:`pppoe-interface`
   for more information.