diff --git a/pyproject.toml b/pyproject.toml
index 173d4ab..1ed2813 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "skheros"
-version = "0.3"
+version = "0.3.1"
 description = "The Heuristic Evolutionary Rule Optimization System (HEROS) is a supervised rule-based machine learning algorithm designed to agnostically model diverse 'structured' data problems and yield compact human interpretable solutions. This implementation is scikit-learn compatible."
 readme = "README.md"
 requires-python = ">=3.9"