diff --git a/src/main/java/land/chipmunk/chayapak/chomens_bot/plugins/BossbarManagerPlugin.java b/src/main/java/land/chipmunk/chayapak/chomens_bot/plugins/BossbarManagerPlugin.java
index 7063892..c03a45c 100644
--- a/src/main/java/land/chipmunk/chayapak/chomens_bot/plugins/BossbarManagerPlugin.java
+++ b/src/main/java/land/chipmunk/chayapak/chomens_bot/plugins/BossbarManagerPlugin.java
@@ -4,6 +4,7 @@ import com.github.steveice10.mc.protocol.data.game.BossBarColor;
 import com.github.steveice10.mc.protocol.packet.ingame.clientbound.ClientboundBossEventPacket;
 import com.github.steveice10.packetlib.Session;
 import com.github.steveice10.packetlib.event.session.ConnectedEvent;
+import com.github.steveice10.packetlib.event.session.DisconnectedEvent;
 import com.github.steveice10.packetlib.packet.Packet;
 import land.chipmunk.chayapak.chomens_bot.Bot;
 import land.chipmunk.chayapak.chomens_bot.data.BossBar;
@@ -163,6 +164,11 @@ public class BossbarManagerPlugin extends Bot.Listener {
         }
     }
 
+    @Override
+    public void disconnected(DisconnectedEvent event) {
+        serverBossBars.clear();
+    }
+
     private void playerJoined () {
         if (!enabled || actionBar || !bot.options.useCore) return;