This should be working, y u no work

Author: shana

appveyor.yml

@@ -31,10 +31,11 @@ install:
       Set-Content c:\users\appveyor\.ssh\id_rsa $fileContent
     } else {
       git submodule deinit script
-      $destination = Join-Path $env:appveyor_build_folder 'lib\deps.zip'
-      Invoke-WebRequest "https://ghfvs-installer.github.com/dependencies/deps.zip" -OutFile $destination
-      Set-Location Join-Path $env:appveyor_build_folder 'lib'
-      &'7z' x $destination
+      $destdir = Join-Path $env:appveyor_build_folder 'lib'
+      $destfile = Join-Path $destdir 'deps.zip'
+      Set-Location $destdir
+      Invoke-WebRequest "https://ghfvs-installer.github.com/dependencies/deps.zip" -OutFile $destfile
+      &'7z' -bb3 x 'deps.zip'
       Set-Location $env:appveyor_build_folder
     }