diff --git a/install-packages.cmd b/install-packages.cmd
index 01cfbb443..9dcec0b92 100644
--- a/install-packages.cmd
+++ b/install-packages.cmd
@@ -19,22 +19,6 @@ IF EXIST ".\vcpkg" (
 	echo ".\vcpkg was deleted!"
 )
 
-if "%computername%"=="NullsoftBuildbox" (
-echo "Uncompress the Qt Debug dlls ..."
-.\BuildTools\7-ZipPortable_22.01\App\7-Zip\7z.exe x .\Qt\DLL_5.12_x86\Debug_Commercial.7z.001 -y -o.\Qt\DLL_5.12_x86
-ren ".\Qt\DLL_5.12_x86\Debug_Commercial\" ".\Qt\DLL_5.12_x86\Debug"
-
-echo "Uncompress the Qt Release dlls ..."
-.\BuildTools\7-ZipPortable_22.01\App\7-Zip\7z.exe x .\Qt\DLL_5.12_x86\Release_Commercial.7z.001 -y -o.\Qt\DLL_5.12_x86
-ren ".\Qt\DLL_5.12_x86\Release_Commercial\" ".\Qt\DLL_5.12_x86\Release\"
-) ELSE (
-echo "Uncompress the Qt Debug dlls ..."
-.\BuildTools\7-ZipPortable_22.01\App\7-Zip\7z.exe x .\Qt\DLL_5.12_x86\Debug.7z.001 -y -o.\Qt\DLL_5.12_x86
-
-echo "Uncompress the Qt Release dlls ..."
-.\BuildTools\7-ZipPortable_22.01\App\7-Zip\7z.exe x .\Qt\DLL_5.12_x86\Release.7z.001 -y -o.\Qt\DLL_5.12_x86
-)
-
 echo "Uncompress \Src\external_dependencies\CEF ..."
 .\BuildTools\7-ZipPortable_22.01\App\7-Zip\7z.exe x .\Src\external_dependencies\CEF.7z.001 -y -o.\Src\external_dependencies