diff --git a/pyproject.toml b/pyproject.toml
index f1b59a1..093e80f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "pystatsv1"
-version = "0.21.0"
+version = "0.21.1"
 description = "PyStatsV1: applied statistics labs in Python."
 readme = "README.md"
 requires-python = ">=3.10"