diff --git a/pyproject.toml b/pyproject.toml
index b2dcb12..64f2de3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "fine"
-version = "2.3.9"
+version = "2.4.0"
 description = "Framework for integrated energy systems assessment"
 readme = "README.md"
 authors = [