diff --git a/CHANGES.rst b/CHANGES.rst
index 935e1f29..36a6965b 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,5 +1,6 @@
 ..
     Copyright (C) 2021-2024 CERN.
+    Copyright (C) 2024 Graz University of Technology.
 
     Invenio-Requests is free software; you can redistribute it and/or
     modify it under the terms of the MIT License; see LICENSE file for more
@@ -8,6 +9,12 @@
 Changes
 =======
 
+Version 6.0.0.dev1 (released 2024-12-12)
+
+- fix: sqlalchemy.exc.ArgumentError
+- comp: make compatible to flask-sqlalchemy>=3.1
+- setup: bump major dependencies
+
 Version v5.5.0 (released 2024-12-09)
 
 - config: allow comment notification builder to be custom
diff --git a/invenio_requests/__init__.py b/invenio_requests/__init__.py
index 626123d3..92b87d01 100644
--- a/invenio_requests/__init__.py
+++ b/invenio_requests/__init__.py
@@ -20,7 +20,7 @@
     current_requests_service,
 )
 
-__version__ = "5.5.0"
+__version__ = "6.0.0.dev1"
 
 __all__ = (
     "__version__",