diff --git a/appveyor.yml b/appveyor.yml
index 92796ce4..28f1f89c 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,3 +1,4 @@
+image: Visual Studio 2017
 init:
   - git config --global core.autocrlf input
 build_script: