diff --git a/apps/base/prometheus/prometheus.hr.yaml b/apps/base/prometheus/prometheus.hr.yaml
index 34eeb9e..e8f73cf 100644
--- a/apps/base/prometheus/prometheus.hr.yaml
+++ b/apps/base/prometheus/prometheus.hr.yaml
@@ -40,7 +40,7 @@ spec:
       image:
         registry: quay.io
         repository: prometheus/alertmanager
-        tag: v0.27.0
+        tag: v0.28.0
       ingress:
         enabled: true
         annotations: