diff --git a/lib/libsysdecode/flags.c b/lib/libsysdecode/flags.c
index b4749bfcc09..00462fa901f 100644
--- a/lib/libsysdecode/flags.c
+++ b/lib/libsysdecode/flags.c
@@ -47,6 +47,7 @@ __FBSDID("$FreeBSD$");
 #include <sys/thr.h>
 #include <sys/umtx.h>
 #include <netinet/in.h>
+#include <netinet/sctp.h>
 #include <netinet/tcp.h>
 #include <netinet/udp.h>
 #include <nfsserver/nfs.h>
@@ -750,6 +751,8 @@ sysdecode_sockopt_name(int level, int optname)
 	if (level == IPPROTO_IP)
 		/* XXX: UNIX domain socket options use a level of 0 also. */
 		return (lookup_value(sockoptip, optname));
+	if (level == IPPROTO_SCTP)
+		return (lookup_value(sockoptsctp, optname));
 	if (level == IPPROTO_TCP)
 		return (lookup_value(sockopttcp, optname));
 	if (level == IPPROTO_UDP)
diff --git a/lib/libsysdecode/mktables b/lib/libsysdecode/mktables
index 101b4f8da52..cd1b6cdf1db 100644
--- a/lib/libsysdecode/mktables
+++ b/lib/libsysdecode/mktables
@@ -130,6 +130,7 @@ gen_table "sockfamily"      "AF_[[:alnum:]]+[[:space:]]+"                  "sys/
 gen_table "sockipproto"     "IPPROTO_[[:alnum:]]+[[:space:]]+"             "netinet/in.h"
 gen_table "sockopt"         "SO_[A-Z]+[[:space:]]+0x[0-9]+"                "sys/socket.h"
 gen_table "sockoptip"       "(IP_[[:alnum:]_]+|MCAST_[[:alnum:]_]+_GROUP)[[:space:]]+" "netinet/in.h" "IP_DEFAULT|IP_MIN|IP_MAX|IP_PORTRANGE"
+gen_table "sockoptsctp"     "SCTP_[[:alnum:]_]+[[:space:]]+[0-9]+"         "netinet/sctp.h"
 gen_table "sockopttcp"      "TCP_[[:alnum:]_]+[[:space:]]+[0-9]+"          "netinet/tcp.h"      "TCP_MIN|TCP_MAX[^S]|TCP_MSS|TCP_[[:alnum:]_]+_MAX"
 gen_table "sockoptudp"      "UDP_[[:alnum:]]+[[:space:]]+[0-9]+"           "netinet/udp.h"      "UDP_ENCAP_"
 gen_table "socktype"        "SOCK_[A-Z]+[[:space:]]+[1-9]+[0-9]*"          "sys/socket.h"