diff --git a/appveyor.yml b/appveyor.yml
index c65bdfe..7851e6f 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,6 +1,6 @@
 version: '{build}'
 image:
-  - Visual Studio 2015
+  - Visual Studio 2017
   - Ubuntu
 configuration:
   - Debug