diff --git a/doc/developer/logging.rst b/doc/developer/logging.rst
index 0430ad72a3..2f2444373c 100644
--- a/doc/developer/logging.rst
+++ b/doc/developer/logging.rst
@@ -83,6 +83,8 @@ Extensions
 +-----------+--------------------------+----------------------------------------------+
 | ``%pNHs`` | ``struct nexthop *``     | ``1.2.3.4 if 15``                            |
 +-----------+--------------------------+----------------------------------------------+
+| ``%pFX``  + ``struct bgp_dest *``    | ``fe80::1234/64`` available in BGP only      |
++-----------+--------------------------+----------------------------------------------+
 
 Printf features like field lengths can be used normally with these extensions,
 e.g. ``%-15pI4`` works correctly.