diff --git a/appveyor.yml b/appveyor.yml
index 951eda7..8832025 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -23,8 +23,8 @@ environment:
       CXXSTD: 14,17
 
     - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
-      TOOLSET: msvc-14.2
-      CXXSTD: 14,17
+      TOOLSET: msvc-14.2,clang-win
+      CXXSTD: 14,17,latest
 
     - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
       CMAKE: 1