diff --git a/appveyor.yml b/appveyor.yml
index 50c59211..042e1e59 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,15 +1,17 @@
 version: 5.8.x.{build}
-os: Visual Studio 2015
+image: 
+ - Visual Studio 2017
 environment:
   matrix:
-  - {}
+    - VS_VERSION: "Visual Studio 14"
+    - VS_VERSION: "Visual Studio 15"
 build_script:
 - cmd: >-
     mkdir build
 
     cd build
 
-    cmake c:\Projects\chaiscript -G "Visual Studio 14"
+    cmake c:\Projects\chaiscript -G "%VS_VERSION%"
 
     cmake --build . --config Debug
 test_script: