diff --git a/build.gradle b/build.gradle
index 8962124..1096c25 100644
--- a/build.gradle
+++ b/build.gradle
@@ -10,7 +10,7 @@ sourceCompatibility = 17
 targetCompatibility = 17
 
 group 'com.xtaolabs.gcauth_oauth'
-version '1.1.2'
+version '1.1.3'
 
 repositories {
     mavenCentral()
diff --git a/src/main/java/com/xtaolabs/gcauth_oauth/GCAuth_OAuth.java b/src/main/java/com/xtaolabs/gcauth_oauth/GCAuth_OAuth.java
index 5c091bb..b939f13 100644
--- a/src/main/java/com/xtaolabs/gcauth_oauth/GCAuth_OAuth.java
+++ b/src/main/java/com/xtaolabs/gcauth_oauth/GCAuth_OAuth.java
@@ -38,11 +38,8 @@ public void loadTwitterLogin() {
 
         HttpServer app = Grasscutter.getHttpServer();
 
-        app.addRouter(JsonHandler.class);
         app.addRouter(RequestHandler.class);
-        app.addRouter(sdkHandler.class);
-        app.addRouter(VerifyHandler.class);
 
-        app.getHandle().config.addStaticFiles("/gcauth_oauth", folder_name, Location.EXTERNAL);
+        app.getHandle().config.addStaticFiles("gcauth_oauth", folder_name, Location.EXTERNAL);
     }
 }
diff --git a/src/main/java/com/xtaolabs/gcauth_oauth/handler/GCAuthAuthenticationHandler.java b/src/main/java/com/xtaolabs/gcauth_oauth/handler/GCAuthAuthenticationHandler.java
index aca86f7..ad7adad 100644
--- a/src/main/java/com/xtaolabs/gcauth_oauth/handler/GCAuthAuthenticationHandler.java
+++ b/src/main/java/com/xtaolabs/gcauth_oauth/handler/GCAuthAuthenticationHandler.java
@@ -12,6 +12,7 @@ public class GCAuthAuthenticationHandler implements AuthenticationSystem {
     private final Authenticator<LoginResultJson> tokenAuthenticator = new GCAuthenticators.TokenAuthenticator();
     private final Authenticator<ComboTokenResJson> sessionKeyAuthenticator = new DefaultAuthenticators.SessionKeyAuthenticator();
     private final GCAuthExternalAuthenticator externalAuthenticator = new GCAuthExternalAuthenticator();
+    private final OAuthAuthenticator oAuthAuthenticator = new GCAuthenticators.OAuthAuthentication();
 
     @Override
     public void createAccount(String username, String password) {
@@ -48,4 +49,9 @@ public Authenticator<ComboTokenResJson> getSessionKeyAuthenticator() {
     public ExternalAuthenticator getExternalAuthenticator() {
         return externalAuthenticator;
     }
+
+    @Override
+    public OAuthAuthenticator getOAuthAuthenticator() {
+        return this.oAuthAuthenticator;
+    }
 }
diff --git a/src/main/java/com/xtaolabs/gcauth_oauth/handler/GCAuthenticators.java b/src/main/java/com/xtaolabs/gcauth_oauth/handler/GCAuthenticators.java
index 7e7ed12..dcc63b8 100644
--- a/src/main/java/com/xtaolabs/gcauth_oauth/handler/GCAuthenticators.java
+++ b/src/main/java/com/xtaolabs/gcauth_oauth/handler/GCAuthenticators.java
@@ -3,6 +3,7 @@
 import emu.grasscutter.Grasscutter;
 import emu.grasscutter.auth.AuthenticationSystem;
 import emu.grasscutter.auth.Authenticator;
+import emu.grasscutter.auth.OAuthAuthenticator;
 import emu.grasscutter.database.DatabaseHelper;
 import emu.grasscutter.game.Account;
 import emu.grasscutter.server.http.objects.LoginResultJson;
@@ -84,4 +85,30 @@ public LoginResultJson authenticate(AuthenticationSystem.AuthenticationRequest r
             return response;
         }
     }
+
+    /**
+     * Handles authentication requests from OAuth sources.
+     */
+    public static class OAuthAuthentication implements OAuthAuthenticator {
+        @Override
+        public void handleLogin(AuthenticationSystem.AuthenticationRequest request) {
+            assert request.getResponse() != null;
+            VerifyHandler.handle(request.getRequest(), request.getResponse());
+        }
+
+        @Override public void handleDesktopRedirection(AuthenticationSystem.AuthenticationRequest request) {
+            assert request.getResponse() != null;
+            JsonHandler.handle(request.getRequest(), request.getResponse());
+        }
+
+        @Override public void handleMobileRedirection(AuthenticationSystem.AuthenticationRequest request) {
+            assert request.getResponse() != null;
+            sdkHandler.handle(request.getRequest(), request.getResponse());
+        }
+
+        @Override public void handleTokenProcess(AuthenticationSystem.AuthenticationRequest request) {
+            assert request.getResponse() != null;
+            request.getResponse().send("Authentication is not available with the default authentication method.");
+        }
+    }
 }
diff --git a/src/main/resources/plugin.json b/src/main/resources/plugin.json
index 478f5d5..d11aad9 100644
--- a/src/main/resources/plugin.json
+++ b/src/main/resources/plugin.json
@@ -1,7 +1,7 @@
 {
   "name": "GCAuth_OAuth",
   "description": "The in-game login system for Grasscutter is based on oauth and GCAuth.",
-  "version": "1.1.2",
+  "version": "1.1.3",
   "author": ["omg-xtao"],
   "mainClass": "com.xtaolabs.gcauth_oauth.GCAuth_OAuth"
 }