diff --git a/SpigotCore/SpigotCore_20/src/de/steamwar/core/CraftbukkitWrapper20.java b/SpigotCore/SpigotCore_20/src/de/steamwar/core/CraftbukkitWrapper20.java
index ca2e059e..025a7712 100644
--- a/SpigotCore/SpigotCore_20/src/de/steamwar/core/CraftbukkitWrapper20.java
+++ b/SpigotCore/SpigotCore_20/src/de/steamwar/core/CraftbukkitWrapper20.java
@@ -19,23 +19,25 @@
 
 package de.steamwar.core;
 
-import de.steamwar.Reflection;
 import com.comphenix.tinyprotocol.TinyProtocol;
-import net.minecraft.network.protocol.game.ClientboundLevelChunkWithLightPacket;
+import de.steamwar.Reflection;
 import net.minecraft.world.level.World;
 import net.minecraft.world.level.chunk.Chunk;
 import net.minecraft.world.level.chunk.ChunkStatus;
 import net.minecraft.world.level.lighting.LevelLightEngine;
 import org.bukkit.entity.Player;
 
+import java.util.BitSet;
+
 public class CraftbukkitWrapper20 implements CraftbukkitWrapper.ICraftbukkitWrapper {
 
     private static final Reflection.Method getHandle = Reflection.getMethod("org.bukkit.craftbukkit.CraftChunk", "getHandle", ChunkStatus.class);
     private static final Reflection.Method getLightEngine = Reflection.getTypedMethod(World.class, null, LevelLightEngine.class);
+    private static final Reflection.Constructor clientBoundLevelChunkWithLightPacket = Reflection.getConstructor("net.minecraft.network.protocol.game.ClientboundLevelChunkWithLightPacket", Chunk.class, LevelLightEngine.class, BitSet.class, BitSet.class, boolean.class);
 
     @Override
     public void sendChunk(Player p, int chunkX, int chunkZ) {
         Chunk chunk = (Chunk) getHandle.invoke(p.getWorld().getChunkAt(chunkX, chunkZ), ChunkStatus.n);
-        TinyProtocol.instance.sendPacket(p, new ClientboundLevelChunkWithLightPacket(chunk, (LevelLightEngine) getLightEngine.invoke(chunk.r), null, null, true));
+        TinyProtocol.instance.sendPacket(p, clientBoundLevelChunkWithLightPacket.invoke(chunk, (LevelLightEngine) getLightEngine.invoke(chunk.r), null, null, true));
     }
 }