diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c
index 576a5e979c0003b6ed8112ce15d1b2d2dacea8c2..2d7e505e748fc84b145f7ebda8422771a5ae40fc 100644
--- a/arch/arm/mach-integrator/core.c
+++ b/arch/arm/mach-integrator/core.c
@@ -13,6 +13,7 @@
 #include <linux/device.h>
 #include <linux/spinlock.h>
 #include <linux/interrupt.h>
+#include <linux/irq.h>
 #include <linux/sched.h>
 #include <linux/smp.h>
 #include <linux/termios.h>