diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 64f3cdd..76d5538 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.8.0"
+  ".": "0.9.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4702414..2750cdf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,25 @@
 # Changelog
 
+## [0.9.0](https://github.com/biocypher/biotope/compare/biotope-v0.8.0...biotope-v0.9.0) (2026-09-15)
+
+
+### Features
+
+* add typed Python graph pipelines and update croissant-baker ([7c0b564](https://github.com/biocypher/biotope/commit/7c0b5646b4a94dc9a79b8ae083f27cf7b3493fbe))
+* show bake progress, stream the baker's warnings, keep every checksum ([0360e5f](https://github.com/biocypher/biotope/commit/0360e5fa26af00843c2f0299ec321ffb782189d4))
+
+
+### Bug Fixes
+
+* **ci:** install published baker and honor Python matrix ([c758287](https://github.com/biocypher/biotope/commit/c75828733b7fc6e5a7e47d8f85218fa5f4fe292e))
+* work with croissant-baker's compression-decoupling refactor ([73975fd](https://github.com/biocypher/biotope/commit/73975fd3b8e41ca4237463378a8fe443019b4ef2))
+
+
+### Documentation
+
+* finalize typed graph engine specification ([7a3614a](https://github.com/biocypher/biotope/commit/7a3614ac15b07fbaf5b82939dbd8723da84569c5))
+* note the claims() refusal channel as deferred ([9465817](https://github.com/biocypher/biotope/commit/94658175a519362ef437c1db96783320e83cd0be))
+
 ## [0.8.0](https://github.com/biocypher/biotope/compare/biotope-v0.7.1...biotope-v0.8.0) (2026-06-29)
 
 
diff --git a/pyproject.toml b/pyproject.toml
index 729c19e..4bac259 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,7 +12,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "biotope"
-version = "0.8.0"
+version = "0.9.0"
 description = "CLI integration for BioCypher ecosystem packages"
 readme = "README.md"
 requires-python = ">=3.10,<3.13"
diff --git a/release-please-config.json b/release-please-config.json
index a65475a..cd3f7af 100644
--- a/release-please-config.json
+++ b/release-please-config.json
@@ -4,6 +4,13 @@
       "release-type": "python",
       "package-name": "biotope",
       "version-file": "pyproject.toml",
+      "extra-files": [
+        {
+          "type": "toml",
+          "path": "uv.lock",
+          "jsonpath": "$.package[?(@.name.value=='biotope')].version"
+        }
+      ],
       "changelog-sections": [
         {"type": "feat", "section": "Features"},
         {"type": "fix", "section": "Bug Fixes"},
diff --git a/uv.lock b/uv.lock
index f1d9eb1..1cf33e8 100644
--- a/uv.lock
+++ b/uv.lock
@@ -200,7 +200,7 @@ wheels = [
 
 [[package]]
 name = "biotope"
-version = "0.8.0"
+version = "0.9.0"
 source = { editable = "." }
 dependencies = [
     { name = "click" },