diff --git a/sys/netinet/sctp.h b/sys/netinet/sctp.h
index 21fcba6986aa..669b02a9f78f 100644
--- a/sys/netinet/sctp.h
+++ b/sys/netinet/sctp.h
@@ -556,6 +556,8 @@ struct sctp_error_unrecognized_chunk {
 #define SCTP_SMALLEST_PMTU 512	/* smallest pmtu allowed when disabling PMTU
 				 * discovery */
 
+#undef SCTP_PACKED
+
 #include <netinet/sctp_uio.h>
 
 /* This dictates the size of the packet
@@ -607,7 +609,4 @@ struct sctp_error_unrecognized_chunk {
 #define SCTP_LOG_AT_SEND_2_OUTQ				0x08000000
 #define SCTP_LOG_TRY_ADVANCE				0x10000000
 
-
-#undef SCTP_PACKED
-
 #endif				/* !_NETINET_SCTP_H_ */