diff --git a/sys/netinet/sctp_output.c b/sys/netinet/sctp_output.c
index 85ec06536dd9..a43f87146d60 100644
--- a/sys/netinet/sctp_output.c
+++ b/sys/netinet/sctp_output.c
@@ -5686,7 +5686,7 @@ sctp_send_initiate_ack(struct sctp_inpcb *inp, struct sctp_tcb *stcb,
 			{
 				stc.addr_type = SCTP_IPV6_ADDRESS;
 				memcpy(&stc.address, &src6->sin6_addr, sizeof(struct in6_addr));
-				stc.scope_id = in6_getscope(&src6->sin6_addr);
+				stc.scope_id = ntohs(in6_getscope(&src6->sin6_addr));
 				if (sctp_is_address_on_local_host(src, vrf_id)) {
 					stc.loopback_scope = 1;
 					stc.local_scope = 0;