diff --git a/src/iperf3.1 b/src/iperf3.1
index 639d5a4..8751afa 100644
--- a/src/iperf3.1
+++ b/src/iperf3.1
@@ -197,9 +197,6 @@ run in client mode, connecting to the specified server.
 By default, a test consists of sending data from the client to the
 server, unless the \-R flag is specified.
 .TP
-.BR --sctp
-use SCTP rather than TCP (FreeBSD and Linux)
-.TP
 .BR -u ", " --udp
 use UDP rather than TCP
 .TP
diff --git a/src/iperf3.1 b/src/iperf3.1
index 8751afa..05483a9 100644
--- a/src/iperf3.1
+++ b/src/iperf3.1
@@ -303,24 +303,6 @@ values can be specified in decimal, octal and hex (see --tos above).
 .BR -L ", " --flowlabel " \fIn\fR"
 set the IPv6 flow label (currently only supported on Linux)
 .TP
-.BR -X ", " --xbind " \fIname\fR"
-Bind SCTP associations to a specific subset of links using sctp_bindx(3).
-The \fB--B\fR flag will be ignored if this flag is specified.
-Normally SCTP will include the protocol addresses of all active links
-on the local host when setting up an association. Specifying at least
-one \fB--X\fR name will disable this behaviour.
-This flag must be specified for each link to be included in the
-association, and is supported for both iperf servers and clients
-(the latter are supported by passing the first \fB--X\fR argument to bind(2)).
-Hostnames are accepted as arguments and are resolved using
-getaddrinfo(3).
-If the \fB--4\fR or \fB--6\fR flags are specified, names
-which do not resolve to addresses within the
-specified protocol family will be ignored.
-.TP
-.BR --nstreams " \fIn\fR"
-Set number of SCTP streams.
-.TP
 .BR -Z ", " --zerocopy " "
 Use a "zero copy" method of sending data, such as sendfile(2),
 instead of the usual write(2).