diff --git a/arch/arm/mach-bcm283x/msg.c b/arch/arm/mach-bcm283x/msg.c
index 4993c0bdb81..05e1a02e80f 100644
--- a/arch/arm/mach-bcm283x/msg.c
+++ b/arch/arm/mach-bcm283x/msg.c
@@ -7,6 +7,7 @@
 #include <phys2bus.h>
 #include <asm/arch/mbox.h>
 #include <linux/delay.h>
+#include <linux/errno.h>
 
 struct msg_set_power_state {
 	struct bcm2835_mbox_hdr hdr;