diff --git a/appveyor.yml b/appveyor.yml
index b850a36..0fa8cf1 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,4 @@
-version: 0.8.{build}
+version: 0.91.{build}
 branches:
   # whitelist
   only: