diff --git a/hw/arm/realview.c b/hw/arm/realview.c
index 2d6952c..90429fc 100644
--- a/hw/arm/realview.c
+++ b/hw/arm/realview.c
@@ -7,6 +7,7 @@
  * This code is licensed under the GPL.
  */
 
+#include "qemu/osdep.h"
 #include "hw/sysbus.h"
 #include "hw/arm/arm.h"
 #include "hw/arm/primecell.h"