diff --git a/yomikomi-pyo3/pyproject.toml b/yomikomi-pyo3/pyproject.toml
index e5fa65a..04415d0 100644
--- a/yomikomi-pyo3/pyproject.toml
+++ b/yomikomi-pyo3/pyproject.toml
@@ -7,6 +7,7 @@ build-backend = "maturin"
 
 [project]
 name = "yomikomi"
+description = "Generic data loader for training language models"
 requires-python = ">=3.8"
 classifiers = [
     "Programming Language :: Rust",