Update appveyor

thabart · thabart · commit 5ab2c547ccbd · 2020-05-21T20:06:39.000+02:00
diff --git a/appveyor.yml b/appveyor.yml
@@ -4,7 +4,7 @@ pull_requests:
 branches:
   only:
   - master
-image: Visual Studio 2017
+image: Visual Studio 2019
 nuget:
   disable_publish_on_pr: true
 build_script:
