diff --git a/man7/packet.7 b/man7/packet.7
index 0b6c66903..5e35ae266 100644
--- a/man7/packet.7
+++ b/man7/packet.7
@@ -227,6 +227,7 @@ can be used for the same purpose.
 can be used to receive the timestamp of the last received packet.
 Argument is a
 .I struct timeval.
+.\" FIXME Document SIOCGSTAMPNS
 
 In addition all standard ioctls defined in
 .BR netdevice (7)