diff --git a/Admin.NET/Admin.NET.Core/Utils/CommonHelper.cs b/Admin.NET/Admin.NET.Core/Utils/CommonHelper.cs
index 965c38d1..3d1f1a8d 100644
--- a/Admin.NET/Admin.NET.Core/Utils/CommonHelper.cs
+++ b/Admin.NET/Admin.NET.Core/Utils/CommonHelper.cs
@@ -52,7 +52,7 @@ public static class CommonHelper
         string noLetters = Regex.Replace(version, "[a-zA-Z]", "");
 
         // 2. 按 '.' 分割版本号
-        string[] parts = noLetters.Split(['.'], StringSplitOptions.RemoveEmptyEntries);
+        string[] parts = noLetters.Split('.', StringSplitOptions.RemoveEmptyEntries);
 
         // 3. 确保至少有3部分，不足则补 "0"
         if (parts.Length < 3)
diff --git a/Admin.NET/Admin.NET.Core/Utils/PathTreeBuilder.cs b/Admin.NET/Admin.NET.Core/Utils/PathTreeBuilder.cs
index 7fcffe4b..1d2da24d 100644
--- a/Admin.NET/Admin.NET.Core/Utils/PathTreeBuilder.cs
+++ b/Admin.NET/Admin.NET.Core/Utils/PathTreeBuilder.cs
@@ -31,7 +31,7 @@ public class PathTreeBuilder
 
         foreach (var path in paths)
         {
-            var parts = path.Split(['/'], StringSplitOptions.RemoveEmptyEntries);
+            var parts = path.Split('/', StringSplitOptions.RemoveEmptyEntries);
             TreeNode currentNode = root;
 
             foreach (var part in parts)