diff --git a/pyproject.toml b/pyproject.toml
index 45af6f5..0c7f2bd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,7 @@ license = "MIT"
 name = "perhaps"
 readme = "README.md"
 repository = "https://github.com/HKGx/perhaps"
-version = "0.4.3"
+version = "0.4.4"
 
 [tool.poetry.dependencies]
 python = "^3.8"