diff --git a/CHANGELOG.md b/CHANGELOG.md
index 54f1c0b68..7f2c71e54 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,37 @@
 # Change Log
 
+## [7.0.0] - 2023-12-05
+
+### Added
+
+- Ability to use dictionary keys with `<task-reference>`
+- Body of responses logged on failure in `taskgraph.util.taskcluster`
+
+### Changed
+
+- BREAKING CHANGE: Root directory now considered to be `taskcluster` instead of `taskcluster/ci`
+- BREAKING CHANGE: `config.yml` moved from `taskcluster/ci` to `taskcluster`
+- BREAKING CHANGE: `taskcluster/ci` renamed to `taskcluster/kinds`
+- BREAKING CHANGE: `taskgraph.transforms.jobs` renamed to `taskgraph.transforms.run`
+- BREAKING CHANGE: Renamed `taskgraph.target_tasks._target_task` to `register_target_task`
+- BREAKING CHANGE: Switched Decision docker image from Ubuntu 22.04 to Debian 12
+- `index-task` docker image upgrade to node v18
+
+### Removed
+
+- BREAKING CHANGE: Dropped support for Python 3.7
+- BREAKING CHANGE: Removed `taskgraph.util.decision.make_decision_task`
+- BREAKING CHANGE: Removed the `decision-mobile` docker image
+- BREAKING CHANGE: Removed `taskgraph.transforms.release_notifications` shim
+
+### Fixed
+
+- BREAKING CHANGE: Stopped hardcoding path to `hg` on MacOS in `run-task`
+- Worker caches setup by the `run` transforms now contain the docker image hash if applicable
+- `--diff` flag will not fail if only one of the two graph generations failed
+- Paths in `taskgraph.util.hash` are normalized for Windows support
+- `taskgraph init` template now separates Decision task caches by project
+
 ## [6.3.1] - 2023-09-28
 
 ### Fixed
diff --git a/docs/reference/migrations.rst b/docs/reference/migrations.rst
index 7bfea6653..754347b58 100644
--- a/docs/reference/migrations.rst
+++ b/docs/reference/migrations.rst
@@ -7,15 +7,29 @@ This page can help when migrating Taskgraph across major versions.
 ----------
 
 * Upgrade to Python 3.8 or higher
-* Replace references to `taskgraph.transforms.job` with `taskgraph.transforms.run`.
-* Rename the `run_job_using` decorator to `run_task_using`.
-* Move `config.yml` from `taskcluster/ci` to `taskcluster/`.
-* Rename the `taskcluster/ci` directory to `taskcluster/kinds`.
+* Ensure ``root_dir`` now points to ``taskcluster`` instead of
+  ``taskcluster/ci``. Typically this value is not passed in explicitly by
+  consumers, but updates are likely required if you have custom code that
+  uses any of the following objects:
+  * ``taskgraph.config.GraphConfig``
+  * ``taskgraph.config.load_graph_config``
+  * ``taskgraph.generator.TaskGraphGenerator``
+  * ``taskgraph.generator.load_tasks_for_kinds``
+  * The ``-r/--root`` flag on the ``taskgraph`` binary
+* Rename the ``run_job_using`` decorator to ``run_task_using``
+* Move ``config.yml`` from ``taskcluster/ci`` to ``taskcluster``
+* Rename the ``taskcluster/ci`` directory to ``taskcluster/kinds``
+* Replace references to ``taskgraph.transforms.job`` with ``taskgraph.transforms.run``
+* Replace references to ``taskgraph.transforms.release_notifications`` with ``taskgraph.transforms.notify``
+* Replace references to ``taskgraph.target_tasks._target_task`` with ``taskgraph.target_tasks.register_target_task``
+* Stop using or inline ``taskgraph.util.decision.make_decision_task``
+* Stop using the ``decision-mobile`` docker image
+* Ensure MacOS workers that need Mercurial have ``hg`` on their ``PATH``
 
 5.x -> 6.x
 ----------
 
-* Replace all uses of `command-context` with the more generalized `task-context`
+* Replace all uses of ``command-context` with the more generalized ``task-context``
 
 4.x -> 5.x
 ----------
@@ -25,7 +39,7 @@ This page can help when migrating Taskgraph across major versions.
 3.x -> 4.x
 ----------
 
-* Remove all uses of the `disable-seccomp` key in the `worker` section of task definitions.
+* Remove all uses of the ``disable-seccomp`` key in the ``worker`` section of task definitions.
 
 2.x -> 3.x
 ----------
diff --git a/src/taskgraph/__init__.py b/src/taskgraph/__init__.py
index b9955d07c..1d9db8f65 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__ = "6.3.1"
+__version__ = "7.0.0"
 
 # Maximum number of dependencies a single task can have
 # https://docs.taskcluster.net/reference/platform/taskcluster-queue/references/api#createTask