diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..2c3c7fa
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,9 @@
+# Changelog
+
+## [4.0.2](https://github.com/renalreg/python-mirth-client/compare/v4.0.1...v4.0.2) (2026-07-08)
+
+
+### Bug Fixes
+
+* **updated lxml:** fix(updated lxml):  ([e50cc86](https://github.com/renalreg/python-mirth-client/commit/e50cc8660e872dbc20cc7f9e7c65778e7b1ccc77))
+* **updated lxml:** ([#82](https://github.com/renalreg/python-mirth-client/issues/82)) ([e50cc86](https://github.com/renalreg/python-mirth-client/commit/e50cc8660e872dbc20cc7f9e7c65778e7b1ccc77))
diff --git a/pyproject.toml b/pyproject.toml
index 031d414..2624f5d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ packages = [
   {include = "mirth_client"},
 ]
 readme = "README.md"
-version = "4.1.0"
+version = "4.0.2"
 
 [tool.poetry.dependencies]
 Sphinx = {version = ">=3.5.3,<8.0.0", optional = true}