diff --git a/seediso/windows11/70-Install-ws2tcp-local-Admin.bat b/seediso/windows11/70-Install-ws2tcp-local-Admin.bat
index 31720f9..fb7f628 100644
--- a/seediso/windows11/70-Install-ws2tcp-local-Admin.bat
+++ b/seediso/windows11/70-Install-ws2tcp-local-Admin.bat
@@ -12,9 +12,14 @@ if errorlevel 1 (
 set "MANIFEST=https://wangguofang.net/ws2tcp-local/releases/latest.json"
 set "INSTALLER=%TEMP%\ws2tcp-local-setup.exe"
 
-echo Looking up the latest ws2tcp-local release...
+set "ARCH=%PROCESSOR_ARCHITECTURE%"
+if defined PROCESSOR_ARCHITEW6432 set "ARCH=%PROCESSOR_ARCHITEW6432%"
+set "KEY=windows_x64_url"
+if /i "%ARCH%"=="ARM64" set "KEY=windows_arm64_url"
+
+echo Looking up the latest ws2tcp-local release (%ARCH%)...
 set "URL="
-for /f "usebackq delims=" %%U in (`powershell -NoProfile -ExecutionPolicy Bypass -Command "(Invoke-RestMethod -UseBasicParsing '%MANIFEST%').windows_url"`) do set "URL=%%U"
+for /f "usebackq delims=" %%U in (`powershell -NoProfile -ExecutionPolicy Bypass -Command "(Invoke-RestMethod -UseBasicParsing '%MANIFEST%').'%KEY%'"`) do set "URL=%%U"
 if not defined URL (
     echo Could not read the download URL from %MANIFEST%.
     if not defined INSTALL_ALL pause