diff --git a/CHANGELOG.md b/CHANGELOG.md
index 53212b7b..4a344ea7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,35 @@ changes for the upcoming release can be found in
 
 <!-- towncrier release notes start -->
 
+## openapi-common 2.0.1, 2024-05-02
+
+### Bugs fixed
+
+* [Issue #570](https://github.com/ansys/openapi-common/issues/570),
+  [Pull request #571](https://github.com/ansys/openapi-common/pull/571):
+  Add handling for authority URLs with no trailing slash.
+
+### Contributors
+
+* Doug Addy (Ansys)
+
+## openapi-common 2.0.0, 2024-03-01
+
+### New features
+
+* [Issue #495](https://github.com/ansys/openapi-common/issues/495),
+  [Pull request #497](https://github.com/ansys/openapi-common/pull/497):
+  Support optional fields in models.
+* [Issue #508](https://github.com/ansys/openapi-common/issues/508),
+  [Pull request #514](https://github.com/ansys/openapi-common/pull/514):
+  Add `Unset` `__repr__`.
+
+### Contributors
+
+* Doug Addy (Ansys)
+* Andy Grigg (Ansys)
+* Ludovic Steinbach (Ansys)
+
 ## openapi-common 1.5.1, 2024-03-01
 
 ### New features
diff --git a/doc/changelog.d/576.changed.md b/doc/changelog.d/576.changed.md
new file mode 100644
index 00000000..bec662a2
--- /dev/null
+++ b/doc/changelog.d/576.changed.md
@@ -0,0 +1 @@
+Manually update changelog for 2.0.0 and 2.0.1 releases
\ No newline at end of file