diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2e3c42a..f3b7640 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 ## [unreleased]
 
+## [0.9.0] - 2024-07-19
+
 ### Changed
 
 - Updated to [qcop ^0.8.0](https://github.com/coltonbh/qcop/blob/master/CHANGELOG.md#080---2024-07-19) and [qcio ^0.11.0](https://github.com/coltonbh/qcop/blob/master/CHANGELOG.md#080---2024-07-19).
@@ -260,7 +262,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 - Initial release of core BigQC feature set. Tasks for `compute` (single point energy, gradient, hessian, and properties calculations) and `compute_procedure` (geometry optimization routine). Algorithms for distributed hessian and normal mode analysis with their associated tasks.
 
-[unreleased]: https://github.com/mtzgroup/bigchem/compare/0.8.1...HEAD
+[unreleased]: https://github.com/mtzgroup/bigchem/compare/0.9.0...HEAD
+[0.9.0]: https://github.com/mtzgroup/bigchem/releases/tag/0.9.0
 [0.8.1]: https://github.com/mtzgroup/bigchem/releases/tag/0.8.1
 [0.8.0]: https://github.com/mtzgroup/bigchem/releases/tag/0.8.0
 [0.7.2]: https://github.com/mtzgroup/bigchem/releases/tag/0.7.2
diff --git a/pyproject.toml b/pyproject.toml
index 48e1c42..a384760 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "bigchem"
-version = "0.8.1"
+version = "0.9.0"
 description = "A distributed system for scaling and parallelizing quantum chemistry calculations"
 authors = ["Colton Hicks <github@coltonhicks.com>"]
 readme = "README.md"