diff --git a/freebsd-userspace/rtems/syslog.c b/freebsd-userspace/rtems/syslog.c
index 10a75a61..832d1ffd 100644
--- a/freebsd-userspace/rtems/syslog.c
+++ b/freebsd-userspace/rtems/syslog.c
@@ -1,3 +1,5 @@
+#include "port_before.h"
+
 /*
  * RTEMS version of syslog and associated routines
  */