diff --git a/LauncherAPI/src/main/java/ru/gravit/launcher/request/auth/AuthRequest.java b/LauncherAPI/src/main/java/ru/gravit/launcher/request/auth/AuthRequest.java
index f9e2e7f5..59606788 100644
--- a/LauncherAPI/src/main/java/ru/gravit/launcher/request/auth/AuthRequest.java
+++ b/LauncherAPI/src/main/java/ru/gravit/launcher/request/auth/AuthRequest.java
@@ -20,7 +20,7 @@ public final class AuthRequest extends Request<AuthRequestEvent> implements Requ
     private final String login;
 
     private final byte[] encryptedPassword;
-    private final int auth_id;
+    private final String auth_id;
     private final HWID hwid;
     private final String customText;
 
@@ -31,20 +31,11 @@ public AuthRequest(LauncherConfig config, String login, byte[] password, HWID hw
         this.encryptedPassword = password.clone();
         this.hwid = hwid;
         customText = "";
-        auth_id = 0;
-    }
-    @LauncherAPI
-    public AuthRequest(LauncherConfig config, String login, byte[] password, HWID hwid, String customText) {
-        super(config);
-        this.login = VerifyHelper.verify(login, VerifyHelper.NOT_EMPTY, "Login can't be empty");
-        this.encryptedPassword = password.clone();
-        this.hwid = hwid;
-        this.customText = customText;
-        auth_id = 0;
+        auth_id = "";
     }
 
     @LauncherAPI
-    public AuthRequest(LauncherConfig config, String login, byte[] password, HWID hwid, int auth_id) {
+    public AuthRequest(LauncherConfig config, String login, byte[] password, HWID hwid, String auth_id) {
         super(config);
         this.login = VerifyHelper.verify(login, VerifyHelper.NOT_EMPTY, "Login can't be empty");
         this.encryptedPassword = password.clone();
@@ -53,7 +44,7 @@ public AuthRequest(LauncherConfig config, String login, byte[] password, HWID hw
         customText = "";
     }
     @LauncherAPI
-    public AuthRequest(LauncherConfig config, String login, byte[] password, HWID hwid, String customText, int auth_id) {
+    public AuthRequest(LauncherConfig config, String login, byte[] password, HWID hwid, String customText, String auth_id) {
         super(config);
         this.login = VerifyHelper.verify(login, VerifyHelper.NOT_EMPTY, "Login can't be empty");
         this.encryptedPassword = password.clone();
@@ -72,7 +63,7 @@ public AuthRequestEvent requestWebSockets() throws Exception
         return (AuthRequestEvent) LegacyRequestBridge.sendRequest(this);
     }
     @LauncherAPI
-    public AuthRequest(String login, byte[] password, HWID hwid, int auth_id) {
+    public AuthRequest(String login, byte[] password, HWID hwid, String auth_id) {
         this(null, login, password, hwid, auth_id);
     }
 
@@ -104,7 +95,7 @@ protected AuthRequestEvent requestDo(HInput input, HOutput output) throws IOExce
         output.writeBoolean(Launcher.profile != null);
         if (Launcher.profile != null)
             output.writeString(Launcher.profile.getTitle(), SerializeLimits.MAX_CLIENT);
-        output.writeInt(auth_id);
+        output.writeString(auth_id, SerializeLimits.MAX_QUEUE_SIZE);
         output.writeString(hwid.getSerializeString(), 0);
         //output.writeLong(0);
         //output.writeLong(0);
diff --git a/LauncherAPI/src/main/java/ru/gravit/launcher/request/auth/AuthServerRequest.java b/LauncherAPI/src/main/java/ru/gravit/launcher/request/auth/AuthServerRequest.java
index 829fc0a3..3c5fd0e8 100644
--- a/LauncherAPI/src/main/java/ru/gravit/launcher/request/auth/AuthServerRequest.java
+++ b/LauncherAPI/src/main/java/ru/gravit/launcher/request/auth/AuthServerRequest.java
@@ -30,7 +30,7 @@ private Result(PlayerProfile pp, String accessToken) {
     private final String login;
 
     private final byte[] encryptedPassword;
-    private final int auth_id;
+    private final String auth_id;
     private final String title;
 
     @LauncherAPI
@@ -38,12 +38,12 @@ public AuthServerRequest(LauncherConfig config, String login, byte[] encryptedPa
         super(config);
         this.login = VerifyHelper.verify(login, VerifyHelper.NOT_EMPTY, "Login can't be empty");
         this.encryptedPassword = encryptedPassword.clone();
-        auth_id = 0;
+        auth_id = "";
         title = "";
     }
 
     @LauncherAPI
-    public AuthServerRequest(LauncherConfig config, String login, byte[] encryptedPassword, int auth_id) {
+    public AuthServerRequest(LauncherConfig config, String login, byte[] encryptedPassword, String auth_id) {
         super(config);
         this.login = VerifyHelper.verify(login, VerifyHelper.NOT_EMPTY, "Login can't be empty");
         this.encryptedPassword = encryptedPassword.clone();
@@ -52,7 +52,7 @@ public AuthServerRequest(LauncherConfig config, String login, byte[] encryptedPa
     }
 
     @LauncherAPI
-    public AuthServerRequest(LauncherConfig config, String login, byte[] encryptedPassword, int auth_id, String title) {
+    public AuthServerRequest(LauncherConfig config, String login, byte[] encryptedPassword, String auth_id, String title) {
         super(config);
         this.login = VerifyHelper.verify(login, VerifyHelper.NOT_EMPTY, "Login can't be empty");
         this.encryptedPassword = encryptedPassword.clone();
@@ -66,7 +66,7 @@ public AuthServerRequest(String login, byte[] encryptedPassword) {
     }
 
     @LauncherAPI
-    public AuthServerRequest(String login, byte[] encryptedPassword, int auth_id) {
+    public AuthServerRequest(String login, byte[] encryptedPassword, String auth_id) {
         this(null, login, encryptedPassword, auth_id);
     }
 
@@ -79,7 +79,7 @@ public Integer getLegacyType() {
     protected ClientPermissions requestDo(HInput input, HOutput output) throws IOException {
         output.writeString(login, SerializeLimits.MAX_LOGIN);
         output.writeString(title, SerializeLimits.MAX_CLIENT);
-        output.writeInt(auth_id);
+        output.writeString(auth_id, SerializeLimits.MAX_QUEUE_SIZE);
         output.writeByteArray(encryptedPassword, SecurityHelper.CRYPTO_MAX_LENGTH);
         output.flush();
 
diff --git a/ServerWrapper/src/main/java/ru/gravit/launcher/server/ServerWrapper.java b/ServerWrapper/src/main/java/ru/gravit/launcher/server/ServerWrapper.java
index 74bf4a53..999b8593 100644
--- a/ServerWrapper/src/main/java/ru/gravit/launcher/server/ServerWrapper.java
+++ b/ServerWrapper/src/main/java/ru/gravit/launcher/server/ServerWrapper.java
@@ -43,7 +43,7 @@ public class ServerWrapper {
     public static boolean auth(ServerWrapper wrapper) {
         try {
             LauncherConfig cfg = Launcher.getConfig();
-            ServerWrapper.permissions = new AuthServerRequest(cfg, config.login, SecurityHelper.newRSAEncryptCipher(cfg.publicKey).doFinal(IOHelper.encode(config.password)), 0, config.title).request();
+            ServerWrapper.permissions = new AuthServerRequest(cfg, config.login, SecurityHelper.newRSAEncryptCipher(cfg.publicKey).doFinal(IOHelper.encode(config.password)), config.auth_id, config.title).request();
             ProfilesRequestEvent result = new ProfilesRequest(cfg).request();
             for (ClientProfile p : result.profiles) {
                 LogHelper.debug("Get profile: %s", p.getTitle());
@@ -218,6 +218,7 @@ public static final class Config {
         public String login;
         public String[] args;
         public String password;
+        public String auth_id = "";
         public LauncherConfig.LauncherEnvironment env;
     }