diff --git a/Cargo.lock b/Cargo.lock
index 4d76d7c86c3..e0f6177c96a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3594,7 +3594,7 @@ dependencies = [
 
 [[package]]
 name = "relay-cabi"
-version = "0.8.67"
+version = "0.9.0"
 dependencies = [
  "anyhow",
  "chrono",
diff --git a/py/CHANGELOG.md b/py/CHANGELOG.md
index ef7e756e97a..e55d54e6673 100644
--- a/py/CHANGELOG.md
+++ b/py/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## Unreleased
+## 0.9.0
 
 - Build wheels with manylinux_2_28 and alma linux 8. [#3787](https://github.com/getsentry/relay/pull/3787)
 
diff --git a/relay-cabi/Cargo.toml b/relay-cabi/Cargo.toml
index ca3839e464b..17f1465892a 100644
--- a/relay-cabi/Cargo.toml
+++ b/relay-cabi/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "relay-cabi"
-version = "0.8.67"
+version = "0.9.0"
 authors = ["Sentry <oss@sentry.io>"]
 homepage = "https://getsentry.github.io/relay/"
 repository = "https://github.com/getsentry/relay"