diff --git a/pyproject.toml b/pyproject.toml
index 45aa136..c81a376 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "parquet_tools"
-version = "0.2.14"
+version = "0.2.15"
 description = "Easy install parquet-tools"
 authors = ["Kentaro Ueda <kentaro.ueda.kentaro@gmail.com>"]
 license = "MIT"