diff --git a/drivers/media/video/saa6588.c b/drivers/media/video/saa6588.c
index 72b70eb5da1d70e5f586dabfea18e1effad28a74..31a9797bd973c7eb4dfdb6cab0dc7fbae1e3b9de 100644
--- a/drivers/media/video/saa6588.c
+++ b/drivers/media/video/saa6588.c
@@ -328,7 +328,7 @@ static void saa6588_work(void *data)
 	struct saa6588 *s = (struct saa6588 *)data;
 
 	saa6588_i2c_poll(s);
-	mod_timer(&s->timer, jiffies + HZ / 50);	/* 20 msec */
+	mod_timer(&s->timer, jiffies + msecs_to_jiffies(20));
 }
 
 static int saa6588_configure(struct saa6588 *s)