diff --git a/Packer/scripts/vm-guest-tools.bat b/Packer/scripts/vm-guest-tools.bat
index cacb016..b32fc18 100755
--- a/Packer/scripts/vm-guest-tools.bat
+++ b/Packer/scripts/vm-guest-tools.bat
@@ -1,3 +1,4 @@
+[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
 if not exist "C:\Windows\Temp\7z1900-x64.msi" (
   powershell -Command "(New-Object System.Net.WebClient).DownloadFile('https://www.7-zip.org/a/7z1900-x64.msi', 'C:\Windows\Temp\7z1900-x64.msi')" <NUL
 )