diff --git a/appveyor.yml b/appveyor.yml
index 779b80a7..acbbffb1 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,11 +1,11 @@
-image: Visual Studio 2017
+image: Visual Studio 2022
 
 hosts:
   example.letsencrypt.org: 127.0.0.1
   elpmaxe.letsencrypt.org: 127.0.0.1
 
 environment:
-  PATH: C:\Python37;C:\msys64\mingw64\bin;%USERPROFILE%\go\bin;%PATH%
+  PATH: C:\Python39-x64;C:\msys64\mingw64\bin;%USERPROFILE%\go\bin;%PATH%
   PEBBLE_WFE_NONCEREJECT: 0
 
 # Declare artifacts that can become release assets on GitHub