diff --git a/Packer/scripts/vm-guest-tools.bat b/Packer/scripts/vm-guest-tools.bat
index b32fc18..c27f16c 100755
--- a/Packer/scripts/vm-guest-tools.bat
+++ b/Packer/scripts/vm-guest-tools.bat
@@ -1,9 +1,8 @@
-[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
+  powershell -Command "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; (New-Object System.Net.WebClient).DownloadFile('https://www.7-zip.org/a/7z1900-x64.msi', 'C:\Windows\Temp\7z1900-x64.msi')" <NUL
 )
 if not exist "C:\Windows\Temp\7z1900-x64.msi" (
-  powershell -Command "Start-Sleep 5 ; (New-Object System.Net.WebClient).DownloadFile('https://www.7-zip.org/a/7z1900-x64.msi', 'C:\Windows\Temp\7z1900-x64.msi')" <NUL
+  powershell -Command "Start-Sleep 5; [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; (New-Object System.Net.WebClient).DownloadFile('https://www.7-zip.org/a/7z1900-x64.msi', 'C:\Windows\Temp\7z1900-x64.msi')" <NUL
 )
 msiexec /qb /i C:\Windows\Temp\7z1900-x64.msi
 
@@ -18,7 +17,7 @@ if exist "C:\Users\vagrant\windows.iso" (
 )
 
 if not exist "C:\Windows\Temp\windows.iso" (
-  powershell -Command "(New-Object System.Net.WebClient).DownloadFile('https://softwareupdate.vmware.com/cds/vmw-desktop/ws/15.0.4/12990004/windows/packages/tools-windows.tar', 'C:\Windows\Temp\vmware-tools.tar')" <NUL
+  powershell -Command "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; (New-Object System.Net.WebClient).DownloadFile('https://softwareupdate.vmware.com/cds/vmw-desktop/ws/15.0.4/12990004/windows/packages/tools-windows.tar', 'C:\Windows\Temp\vmware-tools.tar')" <NUL
   cmd /c ""C:\Program Files\7-Zip\7z.exe" x C:\Windows\Temp\vmware-tools.tar -oC:\Windows\Temp"
   FOR /r "C:\Windows\Temp" %%a in (VMware-tools-windows-*.iso) DO REN "%%~a" "windows.iso"
   rd /S /Q "C:\Program Files (x86)\VMWare"
@@ -39,7 +38,7 @@ if exist "C:\Users\vagrant\VBoxGuestAdditions.iso" (
 )
 
 if not exist "C:\Windows\Temp\VBoxGuestAdditions.iso" (
-  powershell -Command "(New-Object System.Net.WebClient).DownloadFile('https://download.virtualbox.org/virtualbox/5.2.26/VBoxGuestAdditions_5.2.26.iso', 'C:\Windows\Temp\VBoxGuestAdditions.iso')" <NUL
+  powershell -Command "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; (New-Object System.Net.WebClient).DownloadFile('https://download.virtualbox.org/virtualbox/5.2.26/VBoxGuestAdditions_5.2.26.iso', 'C:\Windows\Temp\VBoxGuestAdditions.iso')" <NUL
 )
 
 cmd /c ""C:\Program Files\7-Zip\7z.exe" x C:\Windows\Temp\VBoxGuestAdditions.iso -oC:\Windows\Temp\virtualbox"