diff --git a/pyproject.toml b/pyproject.toml
index 60991740..b93dcfd8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,7 +10,7 @@ build-backend = "setuptools.build_meta"
 name = "idaes-examples"
 description = "IDAES Process Systems Engineering Examples"
 readme = "README.md"
-version = "2.3.dev0"
+version = "2.4.dev0"
 license = {text="BSD"}
 requires-python = ">=3.8"
 authors = [