diff --git a/ogscm/version.py b/ogscm/version.py
index f6199a4b40f3a50ab012bf2d7763a7452ead2415..4b59484130ccd6a9aa5991e0dc48e90800ec22dc 100644
--- a/ogscm/version.py
+++ b/ogscm/version.py
@@ -1,3 +1,3 @@
 from __future__ import absolute_import
 
-__version__ = "2.2.1"
+__version__ = "2.3.0"
diff --git a/pyproject.toml b/pyproject.toml
index c899d53cab4ec9ceb81284719b6cab989c363cb5..c48d2e5c90231cc9a7603b6d5afd320dc05e4df2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "ogscm"
-version = "2.2.1"
+version = "2.3.0"
 description = "OGS Container Maker"
 authors = ["Lars Bilke <lars.bilke@ufz.de>"]
 license = "BSD 3-clause"
@@ -15,7 +15,7 @@ PyYAML = "^5.3.1"
 packaging = "^20.4"
 
 [tool.poetry.dev-dependencies]
-black = { version="^20.8b1", allow-prereleases=true }
+black = { version = "^20.8b1", allow-prereleases = true }
 
 [tool.poetry.scripts]
 ogscm = "ogscm.cli:main"