diff --git a/Cargo.lock b/Cargo.lock
index 75ecdd0063..b55edd60d3 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2995,7 +2995,7 @@ dependencies = [
 
 [[package]]
 name = "relay-cabi"
-version = "0.8.27"
+version = "0.8.28"
 dependencies = [
  "anyhow",
  "chrono",
diff --git a/py/CHANGELOG.md b/py/CHANGELOG.md
index 35a278bbdc..ffe10ee2e4 100644
--- a/py/CHANGELOG.md
+++ b/py/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## Unreleased
+## 0.8.28
 
 This release requires Python 3.8 or later.
 
diff --git a/relay-cabi/Cargo.toml b/relay-cabi/Cargo.toml
index 96e513558c..5747b0e094 100644
--- a/relay-cabi/Cargo.toml
+++ b/relay-cabi/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "relay-cabi"
-version = "0.8.27"
+version = "0.8.28"
 authors = ["Sentry <oss@sentry.io>"]
 homepage = "https://getsentry.github.io/relay/"
 repository = "https://github.com/getsentry/relay"