diff --git a/CHANGELOG.md b/CHANGELOG.md
index 933fa15..da53265 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,22 @@
 # Changelog
 
+## 0.9.0
+
+**Release date:** 2021-04-22
+
+This prerelease deprecates the `v1alpha1` API declarations in favor
+of the new `v1alpha2` API. The steps required to rewrite your
+`v1alpha1` objects to `v1alpha2` [have been documented in the `v1alpha2`
+spec](https://github.com/fluxcd/image-automation-controller/blob/api/v0.9.0/docs/spec/v1alpha2/imageupdateautomations.md#example-of-rewriting-a-v1alpha1-object-to-v1alpha2).
+
+Improvements:
+* Add v1alpha2 API version
+  [#139](https://github.com/fluxcd/image-automation-controller/pull/139)
+* Move to ImagePolicy v1alpha2
+  [#153](https://github.com/fluxcd/image-automation-controller/pull/153)
+* Update source-controller/api to v0.12.0
+  [#154](https://github.com/fluxcd/image-automation-controller/pull/154)
+
 ## 0.8.0
 
 **Release date:** 2021-04-06
diff --git a/README.md b/README.md
index d1a3ff3..f529137 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,9 @@
 # Image automation controller
 
 [![CII Best Practices](https://bestpractices.coreinfrastructure.org/projects/4789/badge)](https://bestpractices.coreinfrastructure.org/projects/4789)
+[![report](https://goreportcard.com/badge/github.com/fluxcd/image-automation-controller)](https://goreportcard.com/report/github.com/fluxcd/image-automation-controller)
+[![license](https://img.shields.io/github/license/fluxcd/image-automation-controller.svg)](https://github.com/fluxcd/image-automation-controller/blob/main/LICENSE)
+[![release](https://img.shields.io/github/release/fluxcd/image-automation-controller/all.svg)](https://github.com/fluxcd/image-automation-controller/releases)
 
 This controller automates updates to YAML when new container images
 are available.
diff --git a/config/manager/kustomization.yaml b/config/manager/kustomization.yaml
index b177d76..2125e8b 100644
--- a/config/manager/kustomization.yaml
+++ b/config/manager/kustomization.yaml
@@ -5,4 +5,4 @@ resources:
 images:
 - name: fluxcd/image-automation-controller
   newName: fluxcd/image-automation-controller
-  newTag: v0.8.0
+  newTag: v0.9.0
diff --git a/go.mod b/go.mod
index 1aeb680..95b02fc 100644
--- a/go.mod
+++ b/go.mod
@@ -6,7 +6,7 @@ replace github.com/fluxcd/image-automation-controller/api => ./api
 
 require (
 	github.com/cyphar/filepath-securejoin v0.2.2
-	github.com/fluxcd/image-automation-controller/api v0.8.0
+	github.com/fluxcd/image-automation-controller/api v0.9.0
 	// If you bump this, change REFLECTOR_VER in the Makefile to match
 	github.com/fluxcd/image-reflector-controller/api v0.9.0
 	github.com/fluxcd/pkg/apis/meta v0.9.0