diff --git a/appveyor.yml b/appveyor.yml
index 7649ee4f4..23755cca3 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,5 +1,6 @@
 ## AppVeyor is only used for building a Windows binary, no tests are run here.
 platform: x64
+image: Visual Studio 2015
 
 cache:
 - "c:\\sr"