diff --git a/appveyor.yml b/appveyor.yml
index 5b9a8b6..0fa26a3 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -3,7 +3,7 @@
 #---------------------------------#
 
 # version format
-version: 1.5.0.{build}
+version: 1.5.1.{build}
 
 # branches to build
 branches: