diff --git a/HISTORY.rst b/HISTORY.rst
index b0eb08c4..8cf3d71c 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -2,6 +2,12 @@
 History
 =======
 
+4.1.6 (unreleased)
+------------------
+
+- Nothing changed yet.
+
+
 4.1.6b (2023-12-14)
 -------------------
 
diff --git a/threedi_api_client/__init__.py b/threedi_api_client/__init__.py
index f9b46c16..aa3628a4 100644
--- a/threedi_api_client/__init__.py
+++ b/threedi_api_client/__init__.py
@@ -1,4 +1,4 @@
 from .api import ThreediApi  # NOQA
 from .threedi_api_client import ThreediApiClient  # NOQA
 
-__version__ = "4.1.6b"
+__version__ = "4.1.6.dev0"