diff --git a/flux-manifests/prometheus-rules.yaml b/flux-manifests/prometheus-rules.yaml
index 88565c6..a5c183f 100644
--- a/flux-manifests/prometheus-rules.yaml
+++ b/flux-manifests/prometheus-rules.yaml
@@ -2,7 +2,7 @@ api_version: generators.giantswarm.io/v1
 app_catalog: control-plane-catalog
 app_destination_namespace: monitoring
 app_name: prometheus-rules
-app_version: 4.27.0
+app_version: 4.28.0
 kind: Konfigure
 metadata:
   annotations: