diff --git a/src/main/java/com/io/yutian/thewardungeon/dungeon/DungeonInstance.java b/src/main/java/com/io/yutian/thewardungeon/dungeon/DungeonInstance.java
index 48cfe8c..754817b 100644
--- a/src/main/java/com/io/yutian/thewardungeon/dungeon/DungeonInstance.java
+++ b/src/main/java/com/io/yutian/thewardungeon/dungeon/DungeonInstance.java
@@ -236,7 +236,6 @@ public class DungeonInstance {
                 break;
             }
             state = DungeonState.RUNNING;
-            countdown = dungeon.getConfig().getOption().getCountdown();
             for (DungeonPlayer dungeonPlayer : getPlayers()) {
                 dungeonPlayer.getPlayer().setGameMode(dungeon.getConfig().getOption().getGameMode());
                 dungeonPlayer.getPlayer().teleport(dungeon.getConfig().getStartPoint().toLocation(worldInstance.getWorld()));
@@ -305,8 +304,8 @@ public class DungeonInstance {
     }
 
     private void updateBossBar() {
-        bossBar.setTitle("倒计时: " + countdown + "/" + dungeon.getConfig().getOption().getCountdown());
-        float progress = (float) countdown / (float) dungeon.getConfig().getOption().getCountdown();
+        bossBar.setTitle("倒计时: " + countdown + "/" + totalCountdown);
+        float progress = (float) countdown / (float) totalCountdown;
         bossBar.setProgress(progress);
         bossBar.setColor(BossBarUtil.getBarColor(progress));
     }