diff --git a/block/blk-mq-tag.c b/block/blk-mq-tag.c
index b087880..146fd02 100644
--- a/block/blk-mq-tag.c
+++ b/block/blk-mq-tag.c
@@ -455,8 +455,8 @@
 	}
 
 	bt->wake_cnt = BT_WAIT_BATCH;
-	if (bt->wake_cnt > depth / 4)
-		bt->wake_cnt = max(1U, depth / 4);
+	if (bt->wake_cnt > depth / BT_WAIT_QUEUES)
+		bt->wake_cnt = max(1U, depth / BT_WAIT_QUEUES);
 
 	bt->depth = depth;
 }