diff --git a/pyproject.toml b/pyproject.toml
index 4971e9c..ec32b93 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "unibox"
-version = "0.4.8"
+version = "0.4.9"
 description = "Unibox provides unified interface for common file operations."
 authors = ["yada <trojblue@gmail.com>"]
 license = "MIT"