diff --git a/src/setspeed2.c b/src/setspeed2.c
index fa04fca..0adf695 100644
--- a/src/setspeed2.c
+++ b/src/setspeed2.c
@@ -20,6 +20,7 @@
  */
 
 #include <sys/ioctl.h>
+#include <asm/ioctls.h>
 #include <asm/termbits.h>
 
 int setspeed2(int fd, int baudrate)