diff --git a/setup.cfg b/setup.cfg
index 618f9c8cd..4d06b9f11 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = blueoil
-version = 0.21.0
+version = 0.22.0
 url = https://blueoil.org
 author = Blueoil development team
 author_email = test@example.com