diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3dfce59d2..722084302 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,18 @@
 # Change Log
 
+## [20.0.0] - 2026-03-17
+
+### Added
+
+- Support for generic-worker's `hide-cmd-window` feature
+- Ability to process kinds concurrently with threading
+
+### Fixed
+
+- BREAKING CHANGE: Binaries installed as part of `PIP_REQUIREMENTS` by `run-task` now end up in `~/.local/bin`
+- Exception when base revision is the null revision
+- Ability to use `optionally_keyed_by` with underlying dict using msgspec
+
 ## [19.2.1] - 2026-02-19
 
 ### Fixed
diff --git a/docs/reference/migrations.rst b/docs/reference/migrations.rst
index 1cb078cef..829b30788 100644
--- a/docs/reference/migrations.rst
+++ b/docs/reference/migrations.rst
@@ -3,6 +3,14 @@ Migration Guide
 
 This page can help when migrating Taskgraph across major versions.
 
+19.x -> 20.x
+------------
+
+* Binaries belonging to packages that get installed by `run-task` as part of
+  the `PIP_REQUIREMENTS` variable, are now installed to `~/.local/bin` instead
+  of `~/.local/lib/<python>/site-packages/bin`. Update any task commands that hardcode
+  the binary path accordingly.
+
 18.x -> 19.x
 ------------
 
diff --git a/pyproject.toml b/pyproject.toml
index c20443ace..876590c1b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,7 +1,7 @@
 ### Project
 [project]
 name = "taskcluster-taskgraph"
-version = "19.2.1"
+version = "20.0.0"
 description = "Build taskcluster taskgraphs"
 readme = "README.rst"
 authors = [
diff --git a/uv.lock b/uv.lock
index a7942481a..a68ac7d51 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1,5 +1,5 @@
 version = 1
-revision = 2
+revision = 3
 requires-python = ">=3.9"
 resolution-markers = [
     "python_full_version >= '3.12'",
@@ -2587,7 +2587,7 @@ wheels = [
 
 [[package]]
 name = "taskcluster-taskgraph"
-version = "19.2.1"
+version = "20.0.0"
 source = { editable = "." }
 dependencies = [
     { name = "appdirs" },