diff --git a/src/main/java/com/moulberry/axiom/packet/SetBlockBufferPacketListener.java b/src/main/java/com/moulberry/axiom/packet/SetBlockBufferPacketListener.java
index abd4336..c04688d 100644
--- a/src/main/java/com/moulberry/axiom/packet/SetBlockBufferPacketListener.java
+++ b/src/main/java/com/moulberry/axiom/packet/SetBlockBufferPacketListener.java
@@ -1,6 +1,7 @@
 package com.moulberry.axiom.packet;
 
 import com.moulberry.axiom.AxiomConstants;
+import com.moulberry.axiom.AxiomPaper;
 import com.moulberry.axiom.buffer.BiomeBuffer;
 import com.moulberry.axiom.buffer.CompressedBlockEntity;
 import com.moulberry.axiom.buffer.MojBuf;
@@ -9,18 +10,17 @@ import com.moulberry.axiom.integration.RegionProtection;
 import com.moulberry.axiom.integration.VersionTranslator;
 import io.netty.buffer.ByteBuf;
 import net.minecraft.core.BlockPos;
-import net.minecraft.network.FriendlyByteBuf;
 import net.minecraft.network.protocol.game.ClientboundChunksBiomesPacket;
+import net.minecraft.server.level.ChunkMap;
+import net.minecraft.server.level.ServerLevel;
 import net.minecraft.server.level.ServerPlayer;
 import net.minecraft.world.level.ChunkPos;
-import net.minecraft.world.level.block.Block;
-import net.minecraft.world.level.block.Blocks;
-import net.minecraft.world.level.block.state.BlockState;
+import net.minecraft.world.level.chunk.ChunkStatus;
 import net.minecraft.world.level.chunk.LevelChunk;
-import net.minecraft.world.level.chunk.PalettedContainer;
 import org.bukkit.Bukkit;
 import org.bukkit.Chunk;
 import org.bukkit.World;
+import org.bukkit.craftbukkit.v1_20_R1.CraftChunk;
 import org.bukkit.entity.Player;
 
 import java.util.*;
@@ -85,13 +85,14 @@ public class SetBlockBufferPacketListener implements AxiomPacketListener {
             changedChunks.add(world.getChunkAt(x << 2, z << 2));
         });
 
+        ServerLevel level = AxiomPaper.convert(world);
         //TODO multiversioning
-        var chunkMap = world.getChunkSource().chunkMap;
+        ChunkMap chunkMap = level.getChunkSource().chunkMap;
         HashMap<ServerPlayer, List<LevelChunk>> map = new HashMap<>();
-        for (LevelChunk chunk : changedChunks) {
-            ChunkPos chunkPos = chunk.getPos();
+        for (Chunk chunk : changedChunks) {
+            ChunkPos chunkPos = new ChunkPos(chunk.getX(), chunk.getZ());
             for (ServerPlayer serverPlayer2 : chunkMap.getPlayers(chunkPos, false)) {
-                map.computeIfAbsent(serverPlayer2, serverPlayer -> new ArrayList<>()).add(chunk);
+                map.computeIfAbsent(serverPlayer2, serverPlayer -> new ArrayList<>()).add((LevelChunk) ((CraftChunk)chunk).getHandle(ChunkStatus.BIOMES));
             }
         }
         map.forEach((serverPlayer, list) -> serverPlayer.connection.send(ClientboundChunksBiomesPacket.forChunks(list)));