diff --git a/man7/tcp.7 b/man7/tcp.7
index afc160ca2..476c25c81 100644
--- a/man7/tcp.7
+++ b/man7/tcp.7
@@ -888,7 +888,7 @@ This option should not be used in code intended to be portable.
 .B TCP_MAXSEG
 .\" Present in Linux 1.0
 The maximum segment size for outgoing TCP packets.
-In Linux 2.2 and earlier,
+In Linux 2.2 and earlier, and in Linux 2.6.28 and later,
 if this option is set before connection establishment, it also
 changes the MSS value announced to the other end in the initial packet.
 Values greater than the (eventual) interface MTU have no effect.