diff --git a/CHANGELOG.md b/CHANGELOG.md
index e7e8f12f1..51e00186b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,18 @@
 
 All notable changes to this project are documented in this file.
 
+## 0.23.1
+
+**Release date:** 2022-03-23
+
+This prerelease comes with strict filtering of events metadata.
+Starting with this version, the metadata keys considered for
+alerting must be prefixed with the involved object API group.
+
+Improvements:
+- Filter event metadata based on the object group
+  [#350](https://github.com/fluxcd/notification-controller/pull/350)
+
 ## 0.23.0
 
 **Release date:** 2022-03-21
diff --git a/config/manager/kustomization.yaml b/config/manager/kustomization.yaml
index 7384d2476..3ce894a00 100644
--- a/config/manager/kustomization.yaml
+++ b/config/manager/kustomization.yaml
@@ -6,4 +6,4 @@ resources:
 images:
   - name: fluxcd/notification-controller
     newName: fluxcd/notification-controller
-    newTag: v0.23.0
+    newTag: v0.23.1
diff --git a/go.mod b/go.mod
index de8ed2b22..c8b1f2874 100644
--- a/go.mod
+++ b/go.mod
@@ -8,7 +8,7 @@ require (
 	github.com/Azure/azure-amqp-common-go/v3 v3.2.3
 	github.com/Azure/azure-event-hubs-go/v3 v3.3.17
 	github.com/containrrr/shoutrrr v0.5.2
-	github.com/fluxcd/notification-controller/api v0.23.0
+	github.com/fluxcd/notification-controller/api v0.23.1
 	github.com/fluxcd/pkg/apis/meta v0.12.1
 	github.com/fluxcd/pkg/runtime v0.13.2
 	github.com/fluxcd/pkg/ssa v0.15.1