diff --git a/include/media/rc-core.h b/include/media/rc-core.h
index f1cb9daba489..45534da57759 100644
--- a/include/media/rc-core.h
+++ b/include/media/rc-core.h
@@ -242,7 +242,7 @@ static inline void init_ir_raw_event(struct ir_raw_event *ev)
 	memset(ev, 0, sizeof(*ev));
 }
 
-#define IR_MAX_DURATION         0xFFFFFFFF      /* a bit more than 4 seconds */
+#define IR_MAX_DURATION         500000000	/* 500 ms */
 #define US_TO_NS(usec)		((usec) * 1000)
 #define MS_TO_US(msec)		((msec) * 1000)
 #define MS_TO_NS(msec)		((msec) * 1000 * 1000)