diff --git a/appveyor.yml b/appveyor.yml
index e7190f6c..8c67cca5 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -14,7 +14,7 @@ install:
             #git checkout $env:APPVEYOR_REPO_BRANCH -q
             choco install docfx -y
         }
-image: Visual Studio 2017
+image: Visual Studio 2019 Preview
 configuration: Release
 platform: x64
 branches: