diff --git a/build.ps1 b/build.ps1
index 23e7480..2a6eaa4 100644
--- a/build.ps1
+++ b/build.ps1
@@ -4,8 +4,8 @@
 .SYNOPSIS
     壁纸更换器 - 编译脚本
 .DESCRIPTION
-    使用 PyInstaller 将 Python 源码打包为单个 .exe 文件。
-    输出: .\dist\WallpaperChanger.exe
+    使用 PyInstaller 将 Python 源码打包为目录模式（--onedir）。
+    输出: .\dist\WallpaperChanger\WallpaperChanger.exe
 #>
 
 $ErrorActionPreference = "Stop"
@@ -34,7 +34,7 @@ Remove-Item -Force "$ScriptDir\*.spec" -ErrorAction SilentlyContinue
 Write-Host "[4/4] PyInstaller 打包 ..." -ForegroundColor Yellow
 Set-Location -LiteralPath $ScriptDir
 python -m PyInstaller `
-    --onefile `
+    --onedir `
     --noconsole `
     --name "WallpaperChanger" `
     --clean `
@@ -45,5 +45,5 @@ if ($LASTEXITCODE -ne 0) { throw "PyInstaller 打包失败" }
 Write-Host ""
 Write-Host "========================================" -ForegroundColor Green
 Write-Host "  编译完成!" -ForegroundColor Green
-Write-Host "  输出: $ScriptDir\dist\WallpaperChanger.exe" -ForegroundColor Green
+Write-Host "  输出: $ScriptDir\dist\WallpaperChanger\WallpaperChanger.exe" -ForegroundColor Green
 Write-Host "========================================" -ForegroundColor Green
\ No newline at end of file