diff --git a/charts/premium/prometheus/Chart.yaml b/charts/premium/prometheus/Chart.yaml
index 59d734bcae8..3534d179c32 100644
--- a/charts/premium/prometheus/Chart.yaml
+++ b/charts/premium/prometheus/Chart.yaml
@@ -42,4 +42,4 @@ sources:
   - https://hub.docker.com/r/bitnami/prometheus
   - https://quay.io/thanos/thanos
 type: application
-version: 21.2.1
+version: 21.2.2
diff --git a/charts/premium/prometheus/values.yaml b/charts/premium/prometheus/values.yaml
index c2dc6e88182..dda0674bdee 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: docker.io/bitnami/alertmanager
-  tag: 0.28.0@sha256:48b628143248ecb846468dc74761ba814c49ac90ae3d8925b27d1687b5090a1f
+  tag: 0.28.0@sha256:e8d2dc5d84cb56034797b26124703d17b0e026ee72cb385b26aaa4a1d5ade688
 global:
   labels: {}
 workload: