diff --git a/meson.build b/meson.build
index a39f973..ccb3346 100644
--- a/meson.build
+++ b/meson.build
@@ -1,5 +1,5 @@
 project('cyantities', 'cpp', 'cython',
-        version : '0.2.1', default_options : ['optimization=3'])
+        version : '0.3.0', default_options : ['optimization=3'])
 
 
 #
diff --git a/pyproject.toml b/pyproject.toml
index 8249179..e95acde 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "Cyantities"
-version = "0.2.1"
+version = "0.3.0"
 authors = [
     {name = "Malte J. Ziebarth", email = "mjz.science@fmvkb.de"},
 ]