diff --git a/appveyor.yml b/appveyor.yml
index dbe8b3ad..addda67c 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,4 @@
-version: 3.11.{build}
+version: 4.2.{build}
 image: Visual Studio 2022
 
 build_script: