diff --git a/leaf-server/minecraft-patches/features/0201-optimize-mob-despawn.patch b/leaf-server/minecraft-patches/features/0201-optimize-mob-despawn.patch
index 6fc2dacc..53c79ea0 100644
--- a/leaf-server/minecraft-patches/features/0201-optimize-mob-despawn.patch
+++ b/leaf-server/minecraft-patches/features/0201-optimize-mob-despawn.patch
@@ -80,6 +80,23 @@ index 867353500482247bbec79f407246902c79a3d14a..7caf9ea3792089dcf890c2af0ac17ee1
      @Override
      protected final void serverAiStep() {
          this.noActionTime++;
+diff --git a/net/minecraft/world/entity/boss/enderdragon/EnderDragon.java b/net/minecraft/world/entity/boss/enderdragon/EnderDragon.java
+index de09a91b89661118e460842453e33f383ea08a94..e9fc2bf959949a8589a9ab87e00c85ffbe598a83 100644
+--- a/net/minecraft/world/entity/boss/enderdragon/EnderDragon.java
++++ b/net/minecraft/world/entity/boss/enderdragon/EnderDragon.java
+@@ -956,6 +956,12 @@ public class EnderDragon extends Mob implements Enemy {
+     public void checkDespawn() {
+     }
+ 
++    // Leaf start - optimize despawn
++    @Override
++    public void leafCheckDespawn() {
++    }
++    // Leaf end - optimize despawn
++
+     public EnderDragonPart[] getSubEntities() {
+         return this.subEntities;
+     }
 diff --git a/net/minecraft/world/entity/boss/wither/WitherBoss.java b/net/minecraft/world/entity/boss/wither/WitherBoss.java
 index 0613d80561f50e32dc4d1c471521f001659d017d..021c609b689e5a08e60c54f360c4c5dbb9de987f 100644
 --- a/net/minecraft/world/entity/boss/wither/WitherBoss.java