diff --git a/libc/kernel/uapi/linux/sctp.h b/libc/kernel/uapi/linux/sctp.h
index 6ba738e..dc07d78 100644
--- a/libc/kernel/uapi/linux/sctp.h
+++ b/libc/kernel/uapi/linux/sctp.h
@@ -314,6 +314,8 @@
 };
 #define SCTP_ASSOC_CHANGE_DENIED 0x0004
 #define SCTP_ASSOC_CHANGE_FAILED 0x0008
+#define SCTP_STREAM_CHANGE_DENIED SCTP_ASSOC_CHANGE_DENIED
+#define SCTP_STREAM_CHANGE_FAILED SCTP_ASSOC_CHANGE_FAILED
 struct sctp_stream_change_event {
   __u16 strchange_type;
   __u16 strchange_flags;
@@ -655,6 +657,7 @@
 };
 enum sctp_sched_type {
   SCTP_SS_FCFS,
+  SCTP_SS_DEFAULT = SCTP_SS_FCFS,
   SCTP_SS_PRIO,
   SCTP_SS_RR,
   SCTP_SS_MAX = SCTP_SS_RR