diff --git a/appl/telnet/telnet/sys_bsd.c b/appl/telnet/telnet/sys_bsd.c
index 23680e796..45868126a 100644
--- a/appl/telnet/telnet/sys_bsd.c
+++ b/appl/telnet/telnet/sys_bsd.c
@@ -64,6 +64,9 @@ RCSID("$Id$");
 #ifdef HAVE_ARPA_TELNET_H
 #include <arpa/telnet.h>
 #endif
+#ifdef HAVE_SYS_TERMIO_H
+#include <sys/termio.h>
+#endif
 
 #include <roken.h>
 
diff --git a/appl/telnet/telnetd/sys_term.c b/appl/telnet/telnetd/sys_term.c
index 53aad6758..660208a67 100644
--- a/appl/telnet/telnetd/sys_term.c
+++ b/appl/telnet/telnetd/sys_term.c
@@ -118,6 +118,9 @@ char	wtmpf[]	= "/etc/wtmp";
 #undef	t_werasc
 #undef	t_lnextc
 #endif
+#ifdef HAVE_SYS_TERMIO_H
+#include <sys/termio.h>
+#endif
 
 # ifndef	TCSANOW
 #  ifdef TCSETS