diff --git a/lib/core/config/app_config.dart b/lib/core/config/app_config.dart
index 056754a..122da27 100644
--- a/lib/core/config/app_config.dart
+++ b/lib/core/config/app_config.dart
@@ -13,7 +13,7 @@ class AppConfig {
   ///
   /// 这个地址跟着电脑所在的网络走，换网络后要用
   /// `ipconfig getifaddr en0` 重新确认。默认值只改这一行。
-  static const String devHostBaseUrl = 'http://10.157.242.1:8081';
+  static const String devHostBaseUrl = 'http://192.168.31.187:8081';
 
   static const String _loopbackBaseUrl = 'http://127.0.0.1:8081';
 
diff --git a/test/config/server_endpoint_test.dart b/test/config/server_endpoint_test.dart
index 2918105..7d97b77 100644
--- a/test/config/server_endpoint_test.dart
+++ b/test/config/server_endpoint_test.dart
@@ -57,7 +57,7 @@ void main() {
   });
 
   test('should_use_the_configured_lan_address_for_device_default', () {
-    expect(AppConfig.devHostBaseUrl, 'http://10.157.242.1:8081');
+    expect(AppConfig.devHostBaseUrl, 'http://192.168.31.187:8081');
   });
 
   test('should_apply_stored_url_only_when_debug_is_enabled', () async {