diff --git a/.appveyor.yml b/.appveyor.yml
index 01a8df3b8..3fd7cce58 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -1,6 +1,4 @@
-image:
-- Visual Studio 2015
-- Visual Studio 2017
+image: Visual Studio 2017
 build: off
 
 init: