diff --git a/src/Luban.Client/Source/Net/GenClient.cs b/src/Luban.Client/Source/Net/GenClient.cs
index 480ac08..594095b 100644
--- a/src/Luban.Client/Source/Net/GenClient.cs
+++ b/src/Luban.Client/Source/Net/GenClient.cs
@@ -183,7 +183,7 @@ namespace Luban.Client.Common.Net
         private bool CheckSubResourceExists(string mainResFileName, string subResName)
         {
             s_logger.Debug("check resources main:{} sub:{}", mainResFileName, subResName);
-            if (!File.Exists(mainResFileName))
+            if (!FileUtil.IsFileExistsSenseCase(mainResFileName))
             {
                 return false;
             }
@@ -236,7 +236,7 @@ namespace Luban.Client.Common.Net
                 }
                 else
                 {
-                    tasks.Add(Task.Run(() => File.Exists(Path.Combine(root, f))));
+                    tasks.Add(Task.Run(() => FileUtil.IsFileExistsSenseCase(Path.Combine(root, f))));
                 }
             }
 
diff --git a/src/Luban.Client/Source/Utils/FileCleaner.cs b/src/Luban.Client/Source/Utils/FileCleaner.cs
index bec6891..7707e4a 100644
--- a/src/Luban.Client/Source/Utils/FileCleaner.cs
+++ b/src/Luban.Client/Source/Utils/FileCleaner.cs
@@ -21,7 +21,7 @@ namespace Luban.Client.Common.Utils
 
         public void AddOutputDir(string dir)
         {
-            dir = dir.TrimEnd('/', '\\');
+            dir = Path.TrimEndingDirectorySeparator(dir);
             _outputDirs.Add(dir);
         }
 
diff --git a/src/Luban.Common/Source/Utils/FileUtil.cs b/src/Luban.Common/Source/Utils/FileUtil.cs
index e1a4435..67d5487 100644
--- a/src/Luban.Common/Source/Utils/FileUtil.cs
+++ b/src/Luban.Common/Source/Utils/FileUtil.cs
@@ -1,5 +1,7 @@
 using System;
 using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices;
 using System.Security.Cryptography;
 using System.Text;
 using System.Threading.Tasks;
@@ -49,6 +51,24 @@ namespace Luban.Common.Utils
             return Combine(GetParent(rootFile), file);
         }
 
+        public static bool IsFileExistsSenseCase(string path)
+        {
+            if (!File.Exists(path))
+            {
+                return false;
+            }
+            if (OperatingSystem.IsWindows())
+            {
+                var fileName = Path.GetFileName(path);
+                var files = Directory.GetFiles(Path.GetDirectoryName(path), fileName, new EnumerationOptions() { MatchCasing = MatchCasing.CaseSensitive });
+                return files.Length > 0;
+            }
+            else
+            {
+                return true;
+            }
+        }
+
         /// <summary>
         ///  忽略以 文件名以 '.' '_' '~' 开头的文件
         /// </summary>