diff --git a/src/main/java/de/bixilon/minosoft/protocol/packets/clientbound/play/PacketNamedSoundEffect.java b/src/main/java/de/bixilon/minosoft/protocol/packets/clientbound/play/PacketNamedSoundEffect.java
new file mode 100644
index 000000000..e5de62c01
--- /dev/null
+++ b/src/main/java/de/bixilon/minosoft/protocol/packets/clientbound/play/PacketNamedSoundEffect.java
@@ -0,0 +1,80 @@
+/*
+ * Codename Minosoft
+ * Copyright (C) 2020 Moritz Zwerger
+ *
+ * This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ *  This software is not affiliated with Mojang AB, the original developer of Minecraft.
+ */
+
+package de.bixilon.minosoft.protocol.packets.clientbound.play;
+
+import de.bixilon.minosoft.game.datatypes.entities.Location;
+import de.bixilon.minosoft.logging.Log;
+import de.bixilon.minosoft.protocol.packets.ClientboundPacket;
+import de.bixilon.minosoft.protocol.protocol.InPacketBuffer;
+import de.bixilon.minosoft.protocol.protocol.PacketHandler;
+
+
+public class PacketNamedSoundEffect implements ClientboundPacket {
+    static final float pitchCalc = 100.0F / 63.0F;
+    Location location;
+    String sound;
+    float volume;
+    int pitch;
+
+    @Override
+    public boolean read(InPacketBuffer buffer) {
+        switch (buffer.getVersion()) {
+            case VERSION_1_7_10:
+            case VERSION_1_8:
+                sound = buffer.readString();
+                location = new Location(buffer.readInteger() * 8, buffer.readInteger() * 8, buffer.readInteger() * 8);
+                volume = buffer.readFloat();
+                pitch = (int) (buffer.readByte() * pitchCalc);
+                return true;
+            case VERSION_1_9_4:
+                sound = buffer.readString();
+                int category = buffer.readVarInt(); //ToDo: category
+                location = new Location(buffer.readFixedPointNumberInteger() * 8, buffer.readFixedPointNumberInteger() * 8, buffer.readFixedPointNumberInteger() * 8);
+                volume = buffer.readFloat();
+                pitch = (int) (buffer.readByte() * pitchCalc);
+                return true;
+        }
+
+        return false;
+    }
+
+    @Override
+    public void log() {
+        Log.protocol(String.format("Play named sound effect %s with volume=%s and pitch=%s at %s", sound, volume, pitch, location.toString()));
+    }
+
+    @Override
+    public void handle(PacketHandler h) {
+        h.handle(this);
+    }
+
+    public Location getLocation() {
+        return location;
+    }
+
+    /**
+     * @return Pitch in Percent * 100
+     */
+    public int getPitch() {
+        return pitch;
+    }
+
+    public String getSound() {
+        return sound;
+    }
+
+    public float getVolume() {
+        return volume;
+    }
+}
diff --git a/src/main/java/de/bixilon/minosoft/protocol/packets/clientbound/play/PacketSoundEffect.java b/src/main/java/de/bixilon/minosoft/protocol/packets/clientbound/play/PacketSoundEffect.java
index fd3ba802f..7fa2c3416 100644
--- a/src/main/java/de/bixilon/minosoft/protocol/packets/clientbound/play/PacketSoundEffect.java
+++ b/src/main/java/de/bixilon/minosoft/protocol/packets/clientbound/play/PacketSoundEffect.java
@@ -23,17 +23,17 @@ import de.bixilon.minosoft.protocol.protocol.PacketHandler;
 public class PacketSoundEffect implements ClientboundPacket {
     static final float pitchCalc = 100.0F / 63.0F;
     Location location;
-    String sound;
+    int sound;
     float volume;
     int pitch;
 
     @Override
     public boolean read(InPacketBuffer buffer) {
         switch (buffer.getVersion()) {
-            case VERSION_1_7_10:
-            case VERSION_1_8:
-                sound = buffer.readString();
-                location = new Location(buffer.readInteger() * 8, buffer.readInteger() * 8, buffer.readInteger() * 8);
+            case VERSION_1_9_4:
+                sound = buffer.readVarInt();
+                int category = buffer.readVarInt(); //ToDo: category
+                location = new Location(buffer.readFixedPointNumberInteger() * 8, buffer.readFixedPointNumberInteger() * 8, buffer.readFixedPointNumberInteger() * 8);
                 volume = buffer.readFloat();
                 pitch = (int) (buffer.readByte() * pitchCalc);
                 return true;
@@ -44,7 +44,7 @@ public class PacketSoundEffect implements ClientboundPacket {
 
     @Override
     public void log() {
-        Log.protocol(String.format("Play sound effect %s with volume=%s and pitch=%s at %s", sound, volume, pitch, location.toString()));
+        Log.protocol(String.format("Play sound effect %d with volume=%s and pitch=%s at %s", sound, volume, pitch, location.toString()));
     }
 
     @Override
@@ -63,7 +63,7 @@ public class PacketSoundEffect implements ClientboundPacket {
         return pitch;
     }
 
-    public String getSound() {
+    public int getSound() {
         return sound;
     }
 
diff --git a/src/main/java/de/bixilon/minosoft/protocol/packets/clientbound/play/PacketUnloadChunk.java b/src/main/java/de/bixilon/minosoft/protocol/packets/clientbound/play/PacketUnloadChunk.java
new file mode 100644
index 000000000..f613891f4
--- /dev/null
+++ b/src/main/java/de/bixilon/minosoft/protocol/packets/clientbound/play/PacketUnloadChunk.java
@@ -0,0 +1,49 @@
+/*
+ * Codename Minosoft
+ * Copyright (C) 2020 Moritz Zwerger
+ *
+ * This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ *  This software is not affiliated with Mojang AB, the original developer of Minecraft.
+ */
+
+package de.bixilon.minosoft.protocol.packets.clientbound.play;
+
+import de.bixilon.minosoft.game.datatypes.world.ChunkLocation;
+import de.bixilon.minosoft.logging.Log;
+import de.bixilon.minosoft.protocol.packets.ClientboundPacket;
+import de.bixilon.minosoft.protocol.protocol.InPacketBuffer;
+import de.bixilon.minosoft.protocol.protocol.PacketHandler;
+
+public class PacketUnloadChunk implements ClientboundPacket {
+    ChunkLocation location;
+
+
+    @Override
+    public boolean read(InPacketBuffer buffer) {
+        switch (buffer.getVersion()) {
+            case VERSION_1_9_4:
+                location = new ChunkLocation(buffer.readInteger(), buffer.readInteger());
+                return true;
+        }
+        return false;
+    }
+
+    @Override
+    public void log() {
+        Log.protocol(String.format("Received unload chunk packet (location=%s)", location.toString()));
+    }
+
+    @Override
+    public void handle(PacketHandler h) {
+        h.handle(this);
+    }
+
+    public ChunkLocation getLocation() {
+        return location;
+    }
+}
diff --git a/src/main/java/de/bixilon/minosoft/protocol/protocol/PacketHandler.java b/src/main/java/de/bixilon/minosoft/protocol/protocol/PacketHandler.java
index 7a99e282a..32304886a 100644
--- a/src/main/java/de/bixilon/minosoft/protocol/protocol/PacketHandler.java
+++ b/src/main/java/de/bixilon/minosoft/protocol/protocol/PacketHandler.java
@@ -324,7 +324,7 @@ public class PacketHandler {
         //ToDo
     }
 
-    public void handle(PacketSoundEffect pkg) {
+    public void handle(PacketNamedSoundEffect pkg) {
         //ToDo
     }
 
@@ -521,4 +521,12 @@ public class PacketHandler {
     public void handle(PacketCamera pkg) {
         //ToDo
     }
+
+    public void handle(PacketUnloadChunk pkg) {
+        connection.getPlayer().getWorld().unloadChunk(pkg.getLocation());
+    }
+
+    public void handle(PacketSoundEffect pkg) {
+        //ToDo
+    }
 }
diff --git a/src/main/java/de/bixilon/minosoft/protocol/protocol/Protocol.java b/src/main/java/de/bixilon/minosoft/protocol/protocol/Protocol.java
index 7d3be5dda..8f8a7309a 100644
--- a/src/main/java/de/bixilon/minosoft/protocol/protocol/Protocol.java
+++ b/src/main/java/de/bixilon/minosoft/protocol/protocol/Protocol.java
@@ -107,7 +107,7 @@ public abstract class Protocol implements ProtocolInterface {
         packetClassMapping.put(Packets.Clientbound.PLAY_UPDATE_SIGN, PacketUpdateSignReceiving.class);
         packetClassMapping.put(Packets.Clientbound.PLAY_ENTITY_ANIMATION, PacketEntityAnimation.class);
         packetClassMapping.put(Packets.Clientbound.PLAY_ENTITY_STATUS, PacketEntityStatus.class);
-        packetClassMapping.put(Packets.Clientbound.PLAY_SOUND_EFFECT, PacketSoundEffect.class);
+        packetClassMapping.put(Packets.Clientbound.PLAY_NAMED_SOUND_EFFECT, PacketNamedSoundEffect.class);
         packetClassMapping.put(Packets.Clientbound.PLAY_PLAYER_POSITION_AND_ROTATION, PacketPlayerPositionAndRotation.class);
         packetClassMapping.put(Packets.Clientbound.PLAY_ATTACH_ENTITY, PacketAttachEntity.class);
         packetClassMapping.put(Packets.Clientbound.PLAY_USE_BED, PacketUseBed.class);
@@ -138,6 +138,8 @@ public abstract class Protocol implements ProtocolInterface {
         packetClassMapping.put(Packets.Clientbound.PLAY_TITLE, PacketTitle.class);
         packetClassMapping.put(Packets.Clientbound.PLAY_COMBAT_EVENT, PacketCombatEvent.class);
         packetClassMapping.put(Packets.Clientbound.PLAY_CAMERA, PacketCamera.class);
+        packetClassMapping.put(Packets.Clientbound.PLAY_UNLOAD_CHUNK, PacketUnloadChunk.class);
+        packetClassMapping.put(Packets.Clientbound.PLAY_SOUND_EFFECT, PacketSoundEffect.class);
     }
 
     public static ProtocolVersion getLowestVersionSupported() {
diff --git a/src/main/java/de/bixilon/minosoft/protocol/protocol/Protocol_1_7_10.java b/src/main/java/de/bixilon/minosoft/protocol/protocol/Protocol_1_7_10.java
index 2071b3a55..c02370b35 100644
--- a/src/main/java/de/bixilon/minosoft/protocol/protocol/Protocol_1_7_10.java
+++ b/src/main/java/de/bixilon/minosoft/protocol/protocol/Protocol_1_7_10.java
@@ -86,7 +86,7 @@ public class Protocol_1_7_10 extends Protocol {
         clientboundPacketMapping.put(Packets.Clientbound.PLAY_CHUNK_BULK, 0x26);
         clientboundPacketMapping.put(Packets.Clientbound.PLAY_EXPLOSION, 0x27);
         clientboundPacketMapping.put(Packets.Clientbound.PLAY_EFFECT, 0x28);
-        clientboundPacketMapping.put(Packets.Clientbound.PLAY_SOUND_EFFECT, 0x29);
+        clientboundPacketMapping.put(Packets.Clientbound.PLAY_NAMED_SOUND_EFFECT, 0x29);
         clientboundPacketMapping.put(Packets.Clientbound.PLAY_PARTICLE, 0x2A);
         clientboundPacketMapping.put(Packets.Clientbound.PLAY_CHANGE_GAME_STATE, 0x2B);
         clientboundPacketMapping.put(Packets.Clientbound.PLAY_SPAWN_WEATHER_ENTITY, 0x2C);
diff --git a/src/main/java/de/bixilon/minosoft/protocol/protocol/Protocol_1_8.java b/src/main/java/de/bixilon/minosoft/protocol/protocol/Protocol_1_8.java
index 63191ec15..9b0121ac9 100644
--- a/src/main/java/de/bixilon/minosoft/protocol/protocol/Protocol_1_8.java
+++ b/src/main/java/de/bixilon/minosoft/protocol/protocol/Protocol_1_8.java
@@ -91,7 +91,7 @@ public class Protocol_1_8 extends Protocol {
         clientboundPacketMapping.put(Packets.Clientbound.PLAY_CHUNK_BULK, 0x26);
         clientboundPacketMapping.put(Packets.Clientbound.PLAY_EXPLOSION, 0x27);
         clientboundPacketMapping.put(Packets.Clientbound.PLAY_EFFECT, 0x28);
-        clientboundPacketMapping.put(Packets.Clientbound.PLAY_SOUND_EFFECT, 0x29);
+        clientboundPacketMapping.put(Packets.Clientbound.PLAY_NAMED_SOUND_EFFECT, 0x29);
         clientboundPacketMapping.put(Packets.Clientbound.PLAY_PARTICLE, 0x2A);
         clientboundPacketMapping.put(Packets.Clientbound.PLAY_CHANGE_GAME_STATE, 0x2B);
         clientboundPacketMapping.put(Packets.Clientbound.PLAY_SPAWN_WEATHER_ENTITY, 0x2C);