diff --git a/kubernetes/raspberry/observability/kube-prometheus-stack/app/helmrelease.yaml b/kubernetes/raspberry/observability/kube-prometheus-stack/app/helmrelease.yaml
index 0f162668..e1043265 100644
--- a/kubernetes/raspberry/observability/kube-prometheus-stack/app/helmrelease.yaml
+++ b/kubernetes/raspberry/observability/kube-prometheus-stack/app/helmrelease.yaml
@@ -11,7 +11,7 @@ spec:
   chart:
     spec:
       chart: kube-prometheus-stack
-      version: 66.2.1
+      version: 66.2.2
       sourceRef:
         kind: HelmRepository
         name: prometheus-community-charts
diff --git a/kubernetes/turing/observability/kube-prometheus-stack/app/helmrelease.yaml b/kubernetes/turing/observability/kube-prometheus-stack/app/helmrelease.yaml
index f11d5710..722d0c4a 100644
--- a/kubernetes/turing/observability/kube-prometheus-stack/app/helmrelease.yaml
+++ b/kubernetes/turing/observability/kube-prometheus-stack/app/helmrelease.yaml
@@ -11,7 +11,7 @@ spec:
   chart:
     spec:
       chart: kube-prometheus-stack
-      version: 66.2.1
+      version: 66.2.2
       sourceRef:
         kind: HelmRepository
         name: prometheus-community-charts