diff --git a/appveyor.yml b/appveyor.yml
index b38d5ed..99347e2 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,4 @@
-version: 3.5.{build}-beta
+version: 4.0.{build}
 skip_tags: true
 image: Visual Studio 2017
 environment: