diff --git a/lib/network/app_dio.dart b/lib/network/app_dio.dart
index 816b226..7689410 100644
--- a/lib/network/app_dio.dart
+++ b/lib/network/app_dio.dart
@@ -257,18 +257,7 @@ class RHttpAdapter implements HttpClientAdapter {
     Future<void>? cancelFuture,
   ) async {
     var res = await rhttp.Rhttp.request(
-      method: switch (options.method) {
-        'GET' => rhttp.HttpMethod.get,
-        'POST' => rhttp.HttpMethod.post,
-        'PUT' => rhttp.HttpMethod.put,
-        'PATCH' => rhttp.HttpMethod.patch,
-        'DELETE' => rhttp.HttpMethod.delete,
-        'HEAD' => rhttp.HttpMethod.head,
-        'OPTIONS' => rhttp.HttpMethod.options,
-        'TRACE' => rhttp.HttpMethod.trace,
-        'CONNECT' => rhttp.HttpMethod.connect,
-        _ => throw ArgumentError('Unsupported method: ${options.method}'),
-      },
+      method: rhttp.HttpMethod(options.method),
       url: options.uri.toString(),
       settings: settings,
       expectBody: rhttp.HttpExpectBody.stream,
diff --git a/lib/utils/data_sync.dart b/lib/utils/data_sync.dart
index 721ddf6..763685e 100644
--- a/lib/utils/data_sync.dart
+++ b/lib/utils/data_sync.dart
@@ -1,4 +1,3 @@
-import 'package:dio/io.dart';
 import 'package:flutter/foundation.dart';
 import 'package:venera/foundation/app.dart';
 import 'package:venera/foundation/appdata.dart';
@@ -90,18 +89,11 @@ class DataSync with ChangeNotifier {
       String user = config[1];
       String pass = config[2];
 
-      var proxy = await AppDio.getProxy();
-
       var client = newClient(
         url,
         user: user,
         password: pass,
-        adapter: IOHttpClientAdapter(
-          createHttpClient: () {
-            return HttpClient()
-              ..findProxy = (uri) => proxy == null ? "DIRECT" : "PROXY $proxy";
-          },
-        ),
+        adapter: RHttpAdapter(),
       );
 
       try {
@@ -162,18 +154,11 @@ class DataSync with ChangeNotifier {
       String user = config[1];
       String pass = config[2];
 
-      var proxy = await AppDio.getProxy();
-
       var client = newClient(
         url,
         user: user,
         password: pass,
-        adapter: IOHttpClientAdapter(
-          createHttpClient: () {
-            return HttpClient()
-              ..findProxy = (uri) => proxy == null ? "DIRECT" : "PROXY $proxy";
-          },
-        ),
+        adapter: RHttpAdapter(),
       );
 
       try {
diff --git a/pubspec.lock b/pubspec.lock
index 3a12883..84c2b4b 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -757,10 +757,11 @@ packages:
   rhttp:
     dependency: "direct main"
     description:
-      name: rhttp
-      sha256: "3deabc6c3384b4efa252dfb4a5059acc6530117fdc1b10f5f67ff9768c9af75a"
-      url: "https://pub.dev"
-    source: hosted
+      path: rhttp
+      ref: HEAD
+      resolved-ref: "18d430cc45fd4f0114885c5235090abf65106257"
+      url: "https://github.com/wgh136/rhttp"
+    source: git
     version: "0.10.0"
   screen_retriever:
     dependency: transitive
diff --git a/pubspec.yaml b/pubspec.yaml
index e57c064..37a2bad 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -57,7 +57,10 @@ dependencies:
     git:
       url: https://github.com/venera-app/lodepng_flutter
       ref: 9a784b193af5d55b2a35e58fa390bda3e4f35d00
-  rhttp: 0.10.0
+  rhttp:
+    git:
+      url: https://github.com/wgh136/rhttp
+      path: rhttp
   webdav_client:
     git:
       url: https://github.com/wgh136/webdav_client