diff --git a/bookworm.ico b/bookworm.ico
new file mode 100644
index 0000000..279aa98
Binary files /dev/null and b/bookworm.ico differ
diff --git a/build.ps1 b/build.ps1
index 1308986..56982c4 100644
--- a/build.ps1
+++ b/build.ps1
@@ -65,14 +65,21 @@ if ($buildSetup) {
     Write-Host "  输入: $inputPs1" -ForegroundColor Gray
     Write-Host "  输出: $outputExe" -ForegroundColor Gray
 
-    Invoke-ps2exe `
-        -InputFile   $inputPs1 `
-        -OutputFile  $outputExe `
-        -Title       "Bookworm Portable Setup" `
-        -Description "Bookworm Smart Assistant 安装向导" `
-        -Company     "Bookworm" `
-        -Version     "1.5.0.0" `
-        -NoConsole                   # 纯 GUI，不弹黑色控制台窗口
+    $iconFile = Join-Path $ScriptDir "bookworm.ico"
+    $ps2exeArgs = @{
+        InputFile   = $inputPs1
+        OutputFile  = $outputExe
+        Title       = "Bookworm Portable Setup"
+        Description = "Bookworm Smart Assistant 安装向导"
+        Company     = "Bookworm"
+        Version     = "1.5.0.0"
+        NoConsole   = $true
+    }
+    if (Test-Path $iconFile) {
+        $ps2exeArgs.IconFile = $iconFile
+        Write-Host "  图标: $iconFile" -ForegroundColor Gray
+    }
+    Invoke-ps2exe @ps2exeArgs
 
     if (Test-Path $outputExe) {
         $sizeKB = [math]::Round((Get-Item $outputExe).Length / 1KB)
@@ -126,6 +133,14 @@ if ($buildAdmin) {
     if (Test-Path $outputExe) {
         $sizeMB = [math]::Round((Get-Item $outputExe).Length / 1MB, 1)
         Write-OK "gen-authcode.exe 打包完成 (${sizeMB} MB)"
+
+        # 注入图标 (rcedit)
+        $iconFile = Join-Path $ScriptDir "bookworm.ico"
+        $rcedit   = "$env:APPDATA\npm\node_modules\rcedit\bin\rcedit-x64.exe"
+        if ((Test-Path $iconFile) -and (Test-Path $rcedit)) {
+            & $rcedit $outputExe --set-icon $iconFile | Out-Null
+            Write-OK "gen-authcode.exe 图标注入完成"
+        }
     } else {
         Write-Fail "gen-authcode.exe 打包失败"
         exit 1