diff --git a/appveyor.yml b/appveyor.yml
index b69325d..31113c1 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,5 +1,5 @@
 version: 1.0.{build}
-image: Visual Studio 2017
+image: Visual Studio 2019
 
 before_build:
  - nuget restore