diff --git a/charts/premium/prometheus/Chart.yaml b/charts/premium/prometheus/Chart.yaml
index 3ca4329c34d..da36d280567 100644
--- a/charts/premium/prometheus/Chart.yaml
+++ b/charts/premium/prometheus/Chart.yaml
@@ -42,4 +42,4 @@ sources:
   - https://github.com/truecharts/charts/tree/master/charts/premium/prometheus
   - https://quay.io/thanos/thanos
 type: application
-version: 22.5.1
+version: 22.5.2
diff --git a/charts/premium/prometheus/values.yaml b/charts/premium/prometheus/values.yaml
index 9b23de3029f..6398f70a60b 100644
--- a/charts/premium/prometheus/values.yaml
+++ b/charts/premium/prometheus/values.yaml
@@ -6,7 +6,7 @@ thanosImage:
   tag: v0.37.2@sha256:4ec6df40fdb921de162677b321057caa8fb8324c65f4cfae9568ed55c4469e2c
 alertmanagerImage:
   repository: public.ecr.aws/bitnami/alertmanager
-  tag: 0.28.0@sha256:3284daa8969e420f42938c92755fb6e604311d8df73172b42e31775107b4e475
+  tag: 0.28.1@sha256:c776d8b65197fe08ec4ba24b401ac56a8ee06d165319046aebc9c524f5cebea3
 global:
   labels: {}
 workload: