diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1cf8ced90..1bfdab879 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,23 @@
 # Change Log
 
+## [13.0.0] - 2025-01-23
+
+### Added
+
+- automatically interpolate {task_workdir} in environment (#630)
+- add caches for common package managers (#623)
+- support setting repo wide default values for cache selection (#623)
+- support list of caches in `use-caches` key (#623)
+
+### Fixed
+
+- `get_ancestors` now returns tasks keyed by taskid, to avoid missing tasks when multiple tasks exist with the same label in a graph (#633)
+
+### Removed
+
+- unused resource-monitor code (#636)
+- `cache-dotcache` key (#623)
+
 ## [12.2.0] - 2025-01-15
 
 ### Added
diff --git a/src/taskgraph/__init__.py b/src/taskgraph/__init__.py
index 0a6978ad2..e4a0d3d8d 100644
--- a/src/taskgraph/__init__.py
+++ b/src/taskgraph/__init__.py
@@ -2,7 +2,7 @@
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
-__version__ = "12.2.0"
+__version__ = "13.0.0"
 
 # Maximum number of dependencies a single task can have
 # https://docs.taskcluster.net/docs/reference/platform/queue/api#createTask