diff --git a/CHANGES.rst b/CHANGES.rst
index 79e99f8..20b504d 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,3 +1,9 @@
+18.16.0.2 (unreleased)
+======================
+
+- Nothing changed yet.
+
+
 18.16.0.1 (2023-04-21)
 ======================
 
diff --git a/setup.py b/setup.py
index 8d97fab..7c66797 100644
--- a/setup.py
+++ b/setup.py
@@ -12,7 +12,7 @@ def read(*rnames):
     except:
         return ''
 
-version = '18.16.0.1'
+version = '18.16.0.2.dev0'
 
 long_description = (
     read('README.rst')