diff --git a/appveyor.yml b/appveyor.yml
index 60c841e26..19bb6e868 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -2,8 +2,7 @@ version: v1.0.0.{build}
 os: Visual Studio 2015
 
 init:
-- ps: >-
-     & .\dotnet-latest.ps1
+- ps: iex .\dotnet-latest.ps1
 - cmd: >-
     set PATH=C:\Program Files\dotnet\bin;%PATH%