diff --git a/pyproject.toml b/pyproject.toml
index e7fad25..0e0288e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "giant"
-version = "0.2.0"
+version = "0.3.0"
 description = "Geant4 step-function surrogate via conditional flow matching"
 readme = "README.md"
 requires-python = ">=3.12"