diff --git a/appveyor.yml b/appveyor.yml
index 420b0d3..f36942d 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -22,10 +22,20 @@ environment:
       ADDRMD: 32,64
 
     - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
-      TOOLSET: msvc-14.1,clang-win
+      TOOLSET: msvc-14.1
       ADDRMD: 32,64
       CXXSTD: 14,17
 
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+      TOOLSET: clang-win
+      ADDRMD: 32
+      CXXSTD: 14,17
+
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+      TOOLSET: clang-win
+      ADDRMD: 64
+      CXXSTD: 14,17
+
     - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
       TOOLSET: msvc-14.2
       ADDRMD: 32,64