diff --git a/appveyor.yml b/appveyor.yml
index 4e73605..2362946 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -14,5 +14,7 @@ before_build:
   - "nuget restore"
 configuration: 
   - Release
+environment: 
+  APPVEYOR_BUILD_WORKER_IMAGE: "Visual Studio 2019"
 platform: 
   - "Any CPU"