diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5aee2fd..847458a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -24,7 +24,7 @@ jobs:
           persist-credentials: false
 
       # setup-uv publishes no floating major tag since v8, so pin an exact release.
-      - uses: astral-sh/setup-uv@v10.0.1
+      - uses: astral-sh/setup-uv@v10.3.0
         with:
           python-version: "3.13"
           # Same dependency set and cache key as "test (3.13)". Only that job
@@ -57,7 +57,7 @@ jobs:
           persist-credentials: false
 
       # Sole writer of the per-Python-version dependency cache.
-      - uses: astral-sh/setup-uv@v10.0.1
+      - uses: astral-sh/setup-uv@v10.3.0
         with:
           python-version: ${{ matrix.python-version }}
 
@@ -78,7 +78,7 @@ jobs:
 
       # Keep packaging and its fresh installation check independent of the
       # source test job's dependency cache.
-      - uses: astral-sh/setup-uv@v10.0.1
+      - uses: astral-sh/setup-uv@v10.3.0
         with:
           enable-cache: false
 
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index aa7fbdf..7c7001b 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -27,7 +27,7 @@ jobs:
       - uses: actions/checkout@v7
 
       # setup-uv publishes no floating major tag since v8, so pin an exact release.
-      - uses: astral-sh/setup-uv@v10.0.1
+      - uses: astral-sh/setup-uv@v10.3.0
         with:
           python-version: "3.13"
           # The docs group is a subset of the cache "test (3.13)" saves under
diff --git a/CHANGELOG.md b/CHANGELOG.md
index dcc7ca1..854ff99 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.15.0]
+
 ### Added
 
 - Immutable `StepDefinition` declarations and synchronous/asynchronous embedded step execution use explicit host namespaces and keep validated writeback inside the ordinary lifecycle boundary.
diff --git a/pyproject.toml b/pyproject.toml
index 6d83a50..ebb5c37 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "nighthawk-python"
-version = "0.14.0"
+version = "0.15.0"
 description = "A Python library where Python controls flow and LLMs or coding agents reason within constrained Natural blocks."
 readme = "README.md"
 requires-python = ">=3.13"
diff --git a/uv.lock b/uv.lock
index e85eee8..cb38777 100644
--- a/uv.lock
+++ b/uv.lock
@@ -931,7 +931,7 @@ wheels = [
 
 [[package]]
 name = "nighthawk-python"
-version = "0.14.0"
+version = "0.15.0"
 source = { editable = "." }
 dependencies = [
     { name = "headson" },