diff --git a/sys/netinet/sctp_constants.h b/sys/netinet/sctp_constants.h
index 8df349096341..336eac58e20b 100644
--- a/sys/netinet/sctp_constants.h
+++ b/sys/netinet/sctp_constants.h
@@ -87,7 +87,10 @@ __FBSDID("$FreeBSD$");
 /* #define SCTP_AUDITING_ENABLED 1 used for debug/auditing */
 #define SCTP_AUDIT_SIZE 256
 
+/* temporary disabled since it does not work with VNET. */
+#if 0
 #define SCTP_USE_THREAD_BASED_ITERATOR 1
+#endif
 
 #define SCTP_KTRHEAD_NAME "sctp_iterator"
 #define SCTP_KTHREAD_PAGES 2