diff --git a/CHANGES.rst b/CHANGES.rst
index 8cc8bcf..f6ec5c1 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,7 +1,7 @@
 Changelog for pymt_heatf
 ========================
 
-2.1 (unreleased)
+3.0 (2023-10-11)
 ----------------
 
 - Use Meson for build system (#7)
diff --git a/pyproject.toml b/pyproject.toml
index 8374158..5fe9973 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,7 @@ requires = ['meson-python', 'cython', 'numpy']
 [project]
 name = "pymt_heatf"
 description = "PyMT plugin for heatf model"
-version = "2.1.dev0"
+version = "3.0"
 readme = "README.rst"
 authors = [
   {email = "mark.piper@colorado.edu"},