diff --git a/src/dotnetCampus.Logger/Writers/Helpers/ICoreLogWriter.cs b/src/dotnetCampus.Logger/Writers/Helpers/ICoreLogWriter.cs
index ec5af7e..675e6b7 100644
--- a/src/dotnetCampus.Logger/Writers/Helpers/ICoreLogWriter.cs
+++ b/src/dotnetCampus.Logger/Writers/Helpers/ICoreLogWriter.cs
@@ -12,7 +12,7 @@ namespace dotnetCampus.Logging.Writers.Helpers;
 /// <summary>
 /// 提供各种不同线程安全方式的最终日志写入功能。
 /// </summary>
-internal interface ICoreLogWriter
+public interface ICoreLogWriter
 {
     /// <summary>
     /// 写入日志。
diff --git a/src/dotnetCampus.Logger/Writers/LogWritingThreadMode.cs b/src/dotnetCampus.Logger/Writers/LogWritingThreadMode.cs
index 762e507..435836a 100644
--- a/src/dotnetCampus.Logger/Writers/LogWritingThreadMode.cs
+++ b/src/dotnetCampus.Logger/Writers/LogWritingThreadMode.cs
@@ -30,7 +30,7 @@ public enum LogWritingThreadMode
 /// <summary>
 /// 包含 <see cref="LogWritingThreadMode"/> 的扩展方法。
 /// </summary>
-internal static class LogWritingThreadModeExtensions
+public static class LogWritingThreadModeExtensions
 {
     /// <summary>
     /// 根据 <see cref="LogWritingThreadMode"/> 创建对应的 <see cref="ICoreLogWriter"/> 实例。