diff --git a/build.gradle b/build.gradle
index b14dbb6..868a194 100644
--- a/build.gradle
+++ b/build.gradle
@@ -14,13 +14,13 @@ repositories {
 
 
 dependencies {
-    compileOnly("org.geysermc.geyser:core:2.9.4-SNAPSHOT") {
+    compileOnly("org.geysermc.geyser:core:2.9.5-SNAPSHOT") {
         exclude group: "com.google.code.gson", module: "gson"
     }
     compileOnly("org.projectlombok:lombok:1.18.36")
     annotationProcessor("org.projectlombok:lombok:1.18.36")
 
-    // Honestly it's not ideal to use an jar file directly, but eh this is convenient for me, and yes I know jitpack exist.
+    // Honestly it's not ideal to use an jar file directly, but eh this is convenient for me.
     implementation(files("libs/ouranos-1.0-all.jar"))
     implementation("com.fasterxml.jackson.core:jackson-annotations:2.17.0")
     implementation("com.fasterxml.jackson.core:jackson-annotations:2.17.0")
diff --git a/libs/ouranos-1.0-all.jar b/libs/ouranos-1.0-all.jar
index 04facc9..bf49f77 100644
Binary files a/libs/ouranos-1.0-all.jar and b/libs/ouranos-1.0-all.jar differ
diff --git a/src/main/java/oxy/geyser/reversion/DuplicatedProtocolInfo.java b/src/main/java/oxy/geyser/reversion/DuplicatedProtocolInfo.java
index c8637e0..f26dcf1 100644
--- a/src/main/java/oxy/geyser/reversion/DuplicatedProtocolInfo.java
+++ b/src/main/java/oxy/geyser/reversion/DuplicatedProtocolInfo.java
@@ -1,5 +1,6 @@
 package oxy.geyser.reversion;
 
+import com.github.blackjack200.ouranos.ProtocolInfo;
 import org.cloudburstmc.protocol.bedrock.codec.BedrockCodec;
 import org.cloudburstmc.protocol.bedrock.codec.BedrockCodecHelper;
 import org.cloudburstmc.protocol.bedrock.codec.v361.Bedrock_v361;
@@ -51,6 +52,11 @@
 import org.cloudburstmc.protocol.bedrock.codec.v819.Bedrock_v819;
 import org.cloudburstmc.protocol.bedrock.codec.v827.Bedrock_v827;
 import org.cloudburstmc.protocol.bedrock.codec.v844.Bedrock_v844;
+import org.cloudburstmc.protocol.bedrock.codec.v859.Bedrock_v859;
+import org.cloudburstmc.protocol.bedrock.codec.v860.Bedrock_v860;
+import org.cloudburstmc.protocol.bedrock.codec.v898.Bedrock_v898;
+import org.cloudburstmc.protocol.bedrock.codec.v924.Bedrock_v924;
+import org.cloudburstmc.protocol.bedrock.codec.v944.Bedrock_v944;
 import org.cloudburstmc.protocol.bedrock.data.EncodingSettings;
 
 import java.util.Set;
@@ -76,7 +82,14 @@ public static void addPacketCodec(BedrockCodec packetCodec) {
     }
 
     static {
-        // 1.21-1.21.111
+        // 26.x
+        addPacketCodec(Bedrock_v944.CODEC);
+        addPacketCodec(Bedrock_v924.CODEC);
+
+        // 1.21.x
+        addPacketCodec(Bedrock_v898.CODEC);
+        addPacketCodec(Bedrock_v860.CODEC);
+        addPacketCodec(Bedrock_v859.CODEC);
         addPacketCodec(Bedrock_v844.CODEC);
         addPacketCodec(Bedrock_v827.CODEC);
         addPacketCodec(Bedrock_v819.CODEC);
diff --git a/src/main/java/oxy/geyser/reversion/GeyserReversion.java b/src/main/java/oxy/geyser/reversion/GeyserReversion.java
index 019fd8c..34259c2 100644
--- a/src/main/java/oxy/geyser/reversion/GeyserReversion.java
+++ b/src/main/java/oxy/geyser/reversion/GeyserReversion.java
@@ -13,11 +13,13 @@
 import net.lenni0451.reflect.Agents;
 import org.cloudburstmc.netty.channel.raknet.RakChannelFactory;
 import org.cloudburstmc.netty.channel.raknet.config.RakChannelOption;
+import org.cloudburstmc.netty.channel.raknet.config.RakServerCookieMode;
 import org.cloudburstmc.netty.handler.codec.raknet.server.RakServerOfflineHandler;
 import org.cloudburstmc.netty.handler.codec.raknet.server.RakServerRateLimiter;
 import org.cloudburstmc.protocol.bedrock.codec.BedrockCodec;
 import org.cloudburstmc.protocol.bedrock.codec.v818.Bedrock_v818;
 import org.cloudburstmc.protocol.bedrock.codec.v844.Bedrock_v844;
+import org.cloudburstmc.protocol.bedrock.codec.v944.Bedrock_v944;
 import org.geysermc.event.subscribe.Subscribe;
 import org.geysermc.geyser.GeyserImpl;
 import org.geysermc.geyser.api.event.lifecycle.GeyserPostInitializeEvent;
@@ -50,7 +52,7 @@
 public class GeyserReversion implements Extension {
     public static ExtensionLogger LOGGER;
 
-    public static BedrockCodec OLDEST_GEYSER_CODEC = CodecUtil.rebuildCodec(Bedrock_v844.CODEC);
+    public static BedrockCodec OLDEST_GEYSER_CODEC = CodecUtil.rebuildCodec(Bedrock_v944.CODEC);
 
     private static final TransportHelper.TransportType TRANSPORT = TransportHelper.TRANSPORT_TYPE;
 
@@ -112,7 +114,7 @@ public void onGeyserPostInitializeEvent(GeyserPostInitializeEvent event) {
                 .option(RakChannelOption.RAK_MAX_MTU, geyser.config().advanced().bedrock().mtu())
                 .option(RakChannelOption.RAK_PACKET_LIMIT, rakPacketLimit)
                 .option(RakChannelOption.RAK_GLOBAL_PACKET_LIMIT, rakGlobalPacketLimit)
-                .option(RakChannelOption.RAK_SEND_COOKIE, rakSendCookie)
+                .option(RakChannelOption.RAK_SERVER_COOKIE_MODE, rakSendCookie ? RakServerCookieMode.ACTIVE : RakServerCookieMode.INVALID)
                 .childHandler(serverInitializer);
 
         Bootstraps.setupBootstrap(bootstrap, TransportHelper.TRANSPORT_TYPE);