diff --git a/src/main/java/dev/waterdog/waterdogpe/network/connection/codec/packet/BedrockPacketCodec.java b/src/main/java/dev/waterdog/waterdogpe/network/connection/codec/packet/BedrockPacketCodec.java
index fe5b14d6..0482148b 100644
--- a/src/main/java/dev/waterdog/waterdogpe/network/connection/codec/packet/BedrockPacketCodec.java
+++ b/src/main/java/dev/waterdog/waterdogpe/network/connection/codec/packet/BedrockPacketCodec.java
@@ -39,20 +39,12 @@
 public abstract class BedrockPacketCodec extends MessageToMessageCodec<BedrockBatchWrapper, BedrockBatchWrapper> {
     public static final String NAME = "bedrock-packet-codec";
 
-    private static final EncodingSettings clientEncodingSettings = EncodingSettings.builder()
-            .maxListSize(4096)
-            .maxByteArraySize(1024 * 1024 * 2) // 2MB
-            .maxNetworkNBTSize(1024 * 1024 * 3) // 3MB
-            .maxItemNBTSize(1024 * 700) // 700KB
-            .maxStringLength(1024 * 600) // 600KB
-            .build();
-
     private static final EncodingSettings serverEncodingSettings = EncodingSettings.builder()
-            .maxListSize(1024)
-            .maxByteArraySize(1024 * 1024) // 1MB
-            .maxNetworkNBTSize(1024 * 512) // 500KB
-            .maxItemNBTSize(1024 * 200) // 100KB
-            .maxStringLength(1024 * 600) // 600KB
+            .maxListSize(2048)
+            .maxByteArraySize(1024 * 1024 * 2)
+            .maxNetworkNBTSize(1024 * 512 * 2)
+            .maxItemNBTSize(1024 * 300)
+            .maxStringLength(1024 * 700)
             .build();
 
     private BedrockCodec codec = BedrockCompat.CODEC;
diff --git a/src/main/java/dev/waterdog/waterdogpe/network/protocol/ProtocolCodecs.java b/src/main/java/dev/waterdog/waterdogpe/network/protocol/ProtocolCodecs.java
index 1d7e2e67..f8c8f01b 100644
--- a/src/main/java/dev/waterdog/waterdogpe/network/protocol/ProtocolCodecs.java
+++ b/src/main/java/dev/waterdog/waterdogpe/network/protocol/ProtocolCodecs.java
@@ -112,6 +112,7 @@ public class ProtocolCodecs {
         HANDLED_PACKETS.add(LevelChunkPacket.class);
         HANDLED_PACKETS.add(ClientCheatAbilityPacket.class);
         HANDLED_PACKETS.add(ToastRequestPacket.class);
+        HANDLED_PACKETS.add(MovementEffectPacket.class);
     }
 
     private static final List<ProtocolCodecUpdater> UPDATERS = new ObjectArrayList<>();
diff --git a/src/main/java/dev/waterdog/waterdogpe/network/protocol/ProtocolVersion.java b/src/main/java/dev/waterdog/waterdogpe/network/protocol/ProtocolVersion.java
index ca04c6ce..88c89c98 100644
--- a/src/main/java/dev/waterdog/waterdogpe/network/protocol/ProtocolVersion.java
+++ b/src/main/java/dev/waterdog/waterdogpe/network/protocol/ProtocolVersion.java
@@ -62,6 +62,7 @@
 import org.cloudburstmc.protocol.bedrock.codec.v685.Bedrock_v685;
 import org.cloudburstmc.protocol.bedrock.codec.v712.Bedrock_v712;
 import org.cloudburstmc.protocol.bedrock.codec.v729.Bedrock_v729;
+import org.cloudburstmc.protocol.bedrock.codec.v748.Bedrock_v748;
 
 @ToString(exclude = {"defaultCodec", "bedrockCodec"})
 public enum ProtocolVersion {
@@ -109,7 +110,8 @@ public enum ProtocolVersion {
     MINECRAFT_PE_1_20_80(671, Bedrock_v671.CODEC),
     MINECRAFT_PE_1_21_0(685, Bedrock_v685.CODEC),
     MINECRAFT_PE_1_21_20(712, Bedrock_v712.CODEC),
-    MINECRAFT_PE_1_21_30(729, Bedrock_v729.CODEC);
+    MINECRAFT_PE_1_21_30(729, Bedrock_v729.CODEC),
+    MINECRAFT_PE_1_21_40(748, Bedrock_v748.CODEC);
 
     private static final ProtocolVersion[] VALUES = values();
     private static final Int2ObjectMap<ProtocolVersion> VERSIONS = new Int2ObjectOpenHashMap<>();
diff --git a/src/main/java/dev/waterdog/waterdogpe/network/protocol/rewrite/EntityMap.java b/src/main/java/dev/waterdog/waterdogpe/network/protocol/rewrite/EntityMap.java
index 15a1df48..7b00731e 100644
--- a/src/main/java/dev/waterdog/waterdogpe/network/protocol/rewrite/EntityMap.java
+++ b/src/main/java/dev/waterdog/waterdogpe/network/protocol/rewrite/EntityMap.java
@@ -332,6 +332,11 @@ public PacketSignal handle(AnimateEntityPacket packet) {
         return signal;
     }
 
+    @Override
+    public PacketSignal handle(MovementEffectPacket packet) {
+        return rewriteId(packet.getEntityRuntimeId(), packet::setEntityRuntimeId);
+    }
+
     private PacketSignal rewriteMetadata(EntityDataMap metadata) {
         PacketSignal signal = PacketSignal.UNHANDLED;
         for (EntityDataType<Long> data : ENTITY_DATA_FIELDS) {
diff --git a/src/main/java/dev/waterdog/waterdogpe/packs/PackManager.java b/src/main/java/dev/waterdog/waterdogpe/packs/PackManager.java
index 6e2ab02d..ea8e63f6 100644
--- a/src/main/java/dev/waterdog/waterdogpe/packs/PackManager.java
+++ b/src/main/java/dev/waterdog/waterdogpe/packs/PackManager.java
@@ -161,7 +161,7 @@ public void rebuildPackets() {
 
         for (ResourcePack pack : this.packs.values()) {
             ResourcePacksInfoPacket.Entry infoEntry = new ResourcePacksInfoPacket.Entry(pack.getPackId().toString(), pack.getVersion().toString(),
-                    pack.getPackSize(), pack.getContentKey(), "", pack.getContentKey().equals("") ? "" : pack.getPackId().toString(), false, false, false);
+                    pack.getPackSize(), pack.getContentKey(), "", pack.getContentKey().equals("") ? "" : pack.getPackId().toString(), false, false, false, null);
             ResourcePackStackPacket.Entry stackEntry = new ResourcePackStackPacket.Entry(pack.getPackId().toString(), pack.getVersion().toString(), "");
             if (pack.getType().equals(ResourcePack.TYPE_RESOURCES)) {
                 this.packsInfoPacket.getResourcePackInfos().add(infoEntry);