diff --git a/CHANGELOG.md b/CHANGELOG.md
index 054d327fe8a9..e3f2ad584f0f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -38,13 +38,15 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ## [Unreleased]
 
+## [v0.50.9](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.50.9) - 2024-08-07
+
 ## Bug Fixes
 
 * (baseapp) [#21159](https://github.com/cosmos/cosmos-sdk/pull/21159) Return PreBlocker events in FinalizeBlockResponse.
 * [#20939](https://github.com/cosmos/cosmos-sdk/pull/20939) Fix collection reverse iterator to include `pagination.key` in the result.
 * (client/grpc) [#20969](https://github.com/cosmos/cosmos-sdk/pull/20969) Fix `node.NewQueryServer` method not setting `cfg`.
-* (testutil/integration) [#21006](https://github.com/cosmos/cosmos-sdk/pull/21006) Fix `NewIntegrationApp` method not writing default genesis to state
-* (runtime) [#21080](https://github.com/cosmos/cosmos-sdk/pull/21080) Fix `app.yaml` / `app.json` incompatibility with `depinject v1.0.0`
+* (testutil/integration) [#21006](https://github.com/cosmos/cosmos-sdk/pull/21006) Fix `NewIntegrationApp` method not writing default genesis to state.
+* (runtime) [#21080](https://github.com/cosmos/cosmos-sdk/pull/21080) Fix `app.yaml` / `app.json` incompatibility with `depinject v1.0.0`.
 
 ## [v0.50.8](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.50.8) - 2024-07-15
 
diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index b012393a4b2b..dc869e99d2ed 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -1,19 +1,19 @@
-# Cosmos SDK v0.50.8 Release Notes
+# Cosmos SDK v0.50.9 Release Notes
 
 💬 [**Release Discussion**](https://github.com/orgs/cosmos/discussions/58)
 
 ## 🚀 Highlights
 
-For this month patch release of the v0.50.x line, a few improvements were added to the SDK and some bugs were fixed.
+For this month patch release of the v0.50.x line, some bugs were fixed.
 
-Notably, we added and fixed the following:
+Notably, we fixed the following:
 
-* Allow to import private key from mnemonic file using `<appd> keys add testing --recover --source ./mnemonic.txt`
-* Fixed the json parsing in `simd q wait-tx`
+* `PreBlock` events (mainly `x/upgrade`) are now emitted
+* Improve compatibility of depinject v1.0.0 with `app.yaml` / `app.json`
 
 ## 📝 Changelog
 
-Check out the [changelog](https://github.com/cosmos/cosmos-sdk/blob/v0.50.8/CHANGELOG.md) for an exhaustive list of changes, or [compare changes](https://github.com/cosmos/cosmos-sdk/compare/v0.50.7...v0.50.8) from the last release.
+Check out the [changelog](https://github.com/cosmos/cosmos-sdk/blob/v0.50.9/CHANGELOG.md) for an exhaustive list of changes, or [compare changes](https://github.com/cosmos/cosmos-sdk/compare/v0.50.8...v0.50.9) from the last release.
 
 Refer to the [upgrading guide](https://github.com/cosmos/cosmos-sdk/blob/release/v0.50.x/UPGRADING.md) when migrating from `v0.47.x` to `v0.50.1`.
-Note, that the next SDK release, v0.51, will not include `x/params` migration, when migrating from < v0.47, v0.50.x **or** v0.47.x, is a mandatory migration.
+Note, that the next SDK release, v0.52, will not include `x/params` migration, when migrating from < v0.47, v0.50.x **or** v0.47.x, is a mandatory migration.