diff --git a/usr.bin/talk/init_disp.c b/usr.bin/talk/init_disp.c
index b752e0aa4926..246a3c865432 100644
--- a/usr.bin/talk/init_disp.c
+++ b/usr.bin/talk/init_disp.c
@@ -48,6 +48,7 @@ static const char rcsid[] =
 #include <signal.h>
 #include <sys/stat.h>
 #include <unistd.h>
+#include <termios.h>
 #include "talk.h"
 
 /*
diff --git a/usr.bin/talk/io.c b/usr.bin/talk/io.c
index 9653e1b11d7d..f7a4dd1429ac 100644
--- a/usr.bin/talk/io.c
+++ b/usr.bin/talk/io.c
@@ -47,6 +47,7 @@ static const char rcsid[] =
 
 #include <errno.h>
 #include <string.h>
+#include <sys/filio.h>
 #include "talk.h"
 
 #define A_LONG_TIME 10000000