diff --git a/appveyor.yml b/appveyor.yml
index 46f27ef..24570bd 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -11,9 +11,14 @@ branches:
     - master
     - develop
 
-env:
-  - TOOLSET=msvc-12.0
-  - TOOLSET=msvc-14.0
+environment:
+  matrix:
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2013
+      TOOLSET: msvc-12.0
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
+      TOOLSET: msvc-14.0
+    - APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
+      TOOLSET: msvc-14.1
 
 install:
   - cd ..