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 4f1e99d..61fd6a8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,18 @@
 # Changelog
 
+## [0.9.0](https://github.com/structured-world/coordinode-python/compare/v0.8.0...v0.9.0) (2026-04-16)
+
+
+### Features
+
+* **langchain:** add CoordinodeGraph.keyword_search() ([8169085](https://github.com/structured-world/coordinode-python/commit/81690850e4ff081fb12af13ef39a91fe2df6c0f3)), closes [#22](https://github.com/structured-world/coordinode-python/issues/22)
+* **langchain:** add CoordinodeGraph.keyword_search() ([#41](https://github.com/structured-world/coordinode-python/issues/41)) ([35d2f5e](https://github.com/structured-world/coordinode-python/commit/35d2f5e674a9c62421770cd48914c3698627261c))
+
+
+### Bug Fixes
+
+* **langchain:** use "id" key in keyword_search() output, matching similarity_search() ([81633f9](https://github.com/structured-world/coordinode-python/commit/81633f9bf5ea2273ebdcf508ce44ebfc8673ca1e))
+
 ## [0.8.0](https://github.com/structured-world/coordinode-python/compare/v0.7.0...v0.8.0) (2026-04-16)
 
 
diff --git a/pyproject.toml b/pyproject.toml
index caabb72..1402e2d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@
 
 [project]
 name = "coordinode-workspace"
-version = "0.8.0"
+version = "0.9.0"
 requires-python = ">=3.11"
 dependencies = [
     "googleapis-common-protos>=1.74.0",