diff --git a/docs/source/conf.py b/docs/source/conf.py
index 485f518..32a0f59 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -23,7 +23,7 @@
 author = "Author One, Author Two, Claas Rostock"
 
 # The full version, including alpha/beta/rc tags
-release = "0.0.2"
+release = "0.0.3b1"
 
 # -- General configuration ---------------------------------------------------
 
diff --git a/setup.cfg b/setup.cfg
index 1bcdfcf..3d4e942 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = maritime-schema
-version = 0.0.2
+version = 0.0.3b1
 summary = Python data classes and JSON schemata for maritime traffic scenarios.
 description = Python package containing data classes and corresponding JSON schemata for common types used in generating traffic scenarios and testing of autonomy.
 long_description = file: README.md