diff --git a/src/pxa260/pxa260Timing.c b/src/pxa260/pxa260Timing.c
index 3111143..5f0d330 100644
--- a/src/pxa260/pxa260Timing.c
+++ b/src/pxa260/pxa260Timing.c
@@ -2,6 +2,7 @@
 #include <string.h>
 #include <setjmp.h>
 
+#include "../armv5te/os/os.h"
 #include "../armv5te/emu.h"
 #include "../armv5te/cpu.h"
 #include "pxa260I2c.h"