diff --git a/bin/conf/PseuWoW.conf.default b/bin/conf/PseuWoW.conf.default
index fe0a162..ad8ad98 100644
--- a/bin/conf/PseuWoW.conf.default
+++ b/bin/conf/PseuWoW.conf.default
@@ -60,7 +60,7 @@ realmport=3724
 
 // PseuWoW will login on this realm
 // Case sensitive!
-realmname=My WoW Realm
+realmname=MaNGOS
 
 // your account name
 accname=test
@@ -74,9 +74,9 @@ charname=Pseuwow
 
 
 // Client emulation configuration
-ClientVersion=3.1.3
-ClientBuild=9947
-ClientLanguage=enUS
+ClientVersion=3.3.5
+ClientBuild=12340
+ClientLanguage=enGB
 // or change to enGB, deDE, ...
 
 
diff --git a/bin/ikpMP3.so b/bin/ikpMP3.so
index fc3804c..0249b65 100644
Binary files a/bin/ikpMP3.so and b/bin/ikpMP3.so differ
diff --git a/bin/libIrrKlang.so b/bin/libIrrKlang.so
index 2169726..8b18f95 100644
Binary files a/bin/libIrrKlang.so and b/bin/libIrrKlang.so differ
diff --git a/configure.ac b/configure.ac
index f73bb02..b90227b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -68,7 +68,6 @@ AC_CONFIG_FILES([Makefile
 		 src/Makefile
 		 src/dep/Makefile
          src/dep/src/Makefile
-         src/dep/src/irrKlang/Makefile
 		 src/dep/src/zlib/Makefile
 		 src/dep/src/zthread/Makefile
          src/tools/Makefile
diff --git a/src/Client/World/WorldSession.cpp b/src/Client/World/WorldSession.cpp
index f63466f..a26bec3 100644
--- a/src/Client/World/WorldSession.cpp
+++ b/src/Client/World/WorldSession.cpp
@@ -530,7 +530,7 @@ void WorldSession::_HandleAuthChallengeOpcode(WorldPacket& recvPacket)
         Sha1Hash digest;
         digest.UpdateData(acc);
         uint32 unk=0;
-        uint64 unk4=0;
+        uint64 unk64=0;
         digest.UpdateData((uint8*)&unk,sizeof(uint32));
         BigNumber clientseed;
         clientseed.SetRand(8*4);
@@ -540,7 +540,7 @@ void WorldSession::_HandleAuthChallengeOpcode(WorldPacket& recvPacket)
         digest.UpdateBigNumbers(GetInstance()->GetSessionKey(),NULL);
         digest.Finalize();
         WorldPacket auth;
-        auth<<(uint32)(GetInstance()->GetConf()->clientbuild)<<unk<<acc<<unk<<clientseed_uint32<<unk4;
+        auth<<(uint32)(GetInstance()->GetConf()->clientbuild)<<unk<<acc<<unk<<clientseed_uint32<<unk<<unk<<unk<<unk64;
         auth.append(digest.GetDigest(),20);
         auth << (uint32)0; // TODO: this is not correct value, expected: 160 bytes of addon_data
 
diff --git a/src/shared/Auth/AuthCrypt.cpp b/src/shared/Auth/AuthCrypt.cpp
index 5794151..8a0d14f 100644
--- a/src/shared/Auth/AuthCrypt.cpp
+++ b/src/shared/Auth/AuthCrypt.cpp
@@ -32,11 +32,11 @@ AuthCrypt::~AuthCrypt()
 
 void AuthCrypt::Init(BigNumber *K)
 {
-    uint8 ClientDecryptionKey[SEED_KEY_SIZE] = { 0x22, 0xBE, 0xE5, 0xCF, 0xBB, 0x07, 0x64, 0xD9, 0x00, 0x45, 0x1B, 0xD0, 0x24, 0xB8, 0xD5, 0x45 };
+    uint8 ClientDecryptionKey[SEED_KEY_SIZE] = { 0xCC, 0x98, 0xAE, 0x04, 0xE8, 0x97, 0xEA, 0xCA, 0x12, 0xDD, 0xC0, 0x93, 0x42, 0x91, 0x53, 0x57 };
     HmacHash serverEncryptHmac(SEED_KEY_SIZE, (uint8*)ClientDecryptionKey);
     uint8 *decryptHash = serverEncryptHmac.ComputeHash(K);
 
-    uint8 ServerEncryptionKey[SEED_KEY_SIZE] = { 0xF4, 0x66, 0x31, 0x59, 0xFC, 0x83, 0x6E, 0x31, 0x31, 0x02, 0x51, 0xD5, 0x44, 0x31, 0x67, 0x98 };
+    uint8 ServerEncryptionKey[SEED_KEY_SIZE] = { 0xC2, 0xB3, 0x72, 0x3C, 0xC6, 0xAE, 0xD9, 0xB5, 0x34, 0x3C, 0x53, 0xEE, 0x2F, 0x43, 0x67, 0xCE };
     HmacHash clientDecryptHmac(SEED_KEY_SIZE, (uint8*)ServerEncryptionKey);
     uint8 *encryptHash = clientDecryptHmac.ComputeHash(K);