diff --git a/drivers/char/random.c b/drivers/char/random.c
index 8e701ea78b0d..891a99463992 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -997,7 +997,7 @@ void add_interrupt_randomness(int irq)
 	if (new_count & MIX_INFLIGHT)
 		return;
 
-	if (new_count < 64 && !time_is_before_jiffies(fast_pool->last + HZ))
+	if (new_count < 1024 && !time_is_before_jiffies(fast_pool->last + HZ))
 		return;
 
 	if (unlikely(!fast_pool->mix.func))