diff --git a/appveyor.yml b/appveyor.yml
index 11fbc0fc..52570a37 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,5 @@
 # Appveyor configuration file for bash build of packs
+version: v2-{build}
 environment:
     CYG_MIRROR: http://cygwin.mirror.constant.com
     CYG_PACKAGES: bash,php,dos2unix