diff --git a/CHANGELOG.md b/CHANGELOG.md
index 198ecdfb3..df7d7f489 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,16 @@
 # Change Log
 
+## [15.4.0] - 2025-09-22
+
+### Added
+
+- `taskgraph load-task` now supports an `--image` flag to use a different docker image
+
+### Fixed
+
+- Using `unique-kinds` with `fetches` now works in from_deps transforms
+- Internal `load_image_by_name` function returns `None` instead of `False`
+
 ## [15.3.0] - 2025-09-19
 
 ### Added
diff --git a/pyproject.toml b/pyproject.toml
index 01f6dd90f..2f97e7d60 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,7 +1,7 @@
 ### Project
 [project]
 name = "taskcluster-taskgraph"
-version = "15.3.0"
+version = "15.4.0"
 description = "Build taskcluster taskgraphs"
 readme = "README.rst"
 authors = [
diff --git a/uv.lock b/uv.lock
index a7b66614b..0e8ea567f 100644
--- a/uv.lock
+++ b/uv.lock
@@ -2010,7 +2010,7 @@ wheels = [
 
 [[package]]
 name = "taskcluster-taskgraph"
-version = "15.3.0"
+version = "15.4.0"
 source = { editable = "." }
 dependencies = [
     { name = "appdirs" },