diff --git a/share/man/man4/ng_netflow.4 b/share/man/man4/ng_netflow.4
index 5985c442f2d..bb2f49b22ab 100644
--- a/share/man/man4/ng_netflow.4
+++ b/share/man/man4/ng_netflow.4
@@ -257,6 +257,9 @@ not directly from
 See also
 .Sx BUGS
 section.
+.It Dv NGM_NETFLOW_V9INFO
+Returns some NetFlow v9 related values in a
+.Vt "struct ng_netflow_v9info" .
 .El
 .Sh ASCII CONTROL MESSAGES
 Most binary control messages have an