diff --git a/pyproject.toml b/pyproject.toml
index 5b2e713..dfe2e87 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name         = "dataclass_io"
-version      = "0.1.0"
+version      = "0.2.0"
 description  = "Dataclass IO"
 readme       = "README.md"
 authors      = [