diff --git a/HISTORY.rst b/HISTORY.rst
index 8955884..1acb460 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -4,7 +4,7 @@
 TaskGraph Release History
 =========================
 
-Unreleased Changes
+0.9.0 (2020-03-05)
 ------------------
 * Updating primary repository URL to GitHub.
 * Adding support for Python 3.8.