diff --git a/src/main/java/com/io/yutian/colorblindwar/ColorblindWar.java b/src/main/java/com/io/yutian/colorblindwar/ColorblindWar.java
index 8f5b340..3a9c5d6 100644
--- a/src/main/java/com/io/yutian/colorblindwar/ColorblindWar.java
+++ b/src/main/java/com/io/yutian/colorblindwar/ColorblindWar.java
@@ -33,6 +33,7 @@ public final class ColorblindWar extends JavaPlugin {
         if (game.isStarted()) {
             game.stop(false);
         }
+        GiftEffectManager.stopQueue();
     }
 
     @Override
diff --git a/src/main/java/com/io/yutian/colorblindwar/manager/GiftEffectManager.java b/src/main/java/com/io/yutian/colorblindwar/manager/GiftEffectManager.java
index 26b0ad3..2ae493f 100644
--- a/src/main/java/com/io/yutian/colorblindwar/manager/GiftEffectManager.java
+++ b/src/main/java/com/io/yutian/colorblindwar/manager/GiftEffectManager.java
@@ -7,6 +7,7 @@ import com.io.yutian.colorblindwar.util.RandomUtil;
 import org.bukkit.entity.Player;
 import org.bukkit.potion.PotionEffect;
 import org.bukkit.potion.PotionEffectType;
+import org.bukkit.scheduler.BukkitTask;
 
 import java.util.*;
 import java.util.function.Function;
@@ -24,6 +25,15 @@ public class GiftEffectManager {
         giftQueues.put(effectId, giftQueue);
     }
 
+    public static void stopQueue() {
+        giftQueues.values().forEach(giftQueue -> {
+            BukkitTask task = giftQueue.getTask();
+            if (task != null && !task.isCancelled()) {
+                task.cancel();
+            }
+        });
+    }
+
     public static GiftQueue getGiftQueue(String effectId) {
         return giftQueues.get(effectId);
     }