Back to development: 0.22

2 files changed, 7 insertions, 1 deletions

diff --git a/CHANGES b/CHANGES
index c989732..a9b56c9 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,6 +1,12 @@
 Pint Changelog
 ==============
 
+0.22 (unreleased)
+-----------------
+
+- Nothing changed yet.
+
+
 0.21 (2023-05-01)
 -----------------
 
diff --git a/version.py b/version.py
index 1da2d09..cf50689 100644
--- a/version.py
+++ b/version.py
@@ -2,5 +2,5 @@
 # flake8: noqa
 
 # fmt: off
-__version__ = '0.21'
+__version__ = '0.22.dev0'
 # fmt: on