diff --git a/build.bat b/build.bat
index 3570e8d..cdce375 100644
--- a/build.bat
+++ b/build.bat
@@ -13,9 +13,9 @@ if not exist "C:\Program Files (x86)\NSIS\makensis.exe" (
 :download
 if exist osc\xrsoft.exe goto build
 rem download special file (too large or i don't want see in this open-source repository)
-rem 7-zip (x86) 2420
-curl.exe -sSL https://file.uhsea.com/2403/35437cddd4ab429366756b60bfab91cfOY.exe -o osc\apifiles\7z.exe || exit
-curl.exe -sSL https://file.uhsea.com/2403/49bcd9129f345d002933e31d4a60df24BU.dll -o osc\apifiles\7z.dll || exit
+rem 7-zip (x86) 2405
+curl.exe -sSL https://file.uhsea.com/2405/8615f71ac55075fba182d3d102652586AW.exe -o osc\apifiles\7z.exe || exit
+curl.exe -sSL https://file.uhsea.com/2405/2c2c2dfd575a36f6f60677a6645b4345X4.dll -o osc\apifiles\7z.dll || exit
 rem DMI-table decoder by GNU v2.10
 curl.exe -sSL https://file.uhsea.com/2403/660e7e160669d06fbcb2771dc684091929.exe -o osc\apifiles\DMI.exe || exit
 rem Special purpose, not describable v3.1.0.0