diff --git a/kubernetes/apps/observability/smartctl-exporter/app/helmrelease.yaml b/kubernetes/apps/observability/smartctl-exporter/app/helmrelease.yaml
index 2ec3b42c..a0d9edfe 100644
--- a/kubernetes/apps/observability/smartctl-exporter/app/helmrelease.yaml
+++ b/kubernetes/apps/observability/smartctl-exporter/app/helmrelease.yaml
@@ -1,5 +1,5 @@
 ---
-# yaml-language-server: $schema=https://ks.hsn.dev/helm.toolkit.fluxcd.io/helmrelease_v2.json
+# yaml-language-server: $schema=https://raw.githubusercontent.com/bjw-s/helm-charts/main/charts/other/app-template/schemas/helmrelease-helm-v2.schema.json
 apiVersion: helm.toolkit.fluxcd.io/v2
 kind: HelmRelease
 metadata:
@@ -8,31 +8,51 @@ spec:
   interval: 30m
   chart:
     spec:
-      chart: prometheus-smartctl-exporter
-      version: 0.10.0
+      chart: app-template
+      version: 3.5.1
       sourceRef:
         kind: HelmRepository
-        name: prometheus-community
+        name: bjw-s
         namespace: flux-system
-  install:
-    remediation:
-      retries: 3
-  upgrade:
-    cleanupOnFail: true
-    remediation:
-      strategy: rollback
-      retries: 3
   values:
-    fullnameOverride: *app
-    # incompatible drives cause false positives for smart failures.
-    nodeSelector:
-      matchExpressions:
-        - key: kubernetes.io/hostname
-          operator: NotIn
-          values:
-            - gandalf-01
-            - shadowfax-01
-    serviceMonitor:
-      enabled: true
-    prometheusRules:
-      enabled: false
+    controllers:
+      smartctl-exporter:
+        type: daemonset
+        containers:
+          app:
+            image:
+              repository: quay.io/prometheuscommunity/smartctl-exporter
+              tag: v0.12.0
+            args:
+              - --smartctl.path=/usr/sbin/smartctl
+              - --smartctl.interval=120s
+              - --web.listen-address=0.0.0.0:9633
+              - --web.telemetry-path=/metrics
+              - --smartctl.device-exclude=".*incus_root.*"
+            securityContext:
+              privileged: true
+              runAsUser: 0
+            probes:
+              liveness: &probes
+                enabled: true
+                custom: true
+                spec:
+                  httpGet:
+                    port: 9633
+                    path: /
+              readiness: *probes
+    service:
+      app:
+        controller: smartctl-exporter
+        type: LoadBalancer
+        ports:
+          http:
+            port: 9633
+    persistence:
+      dev:
+        type: hostPath
+        hostPath: /dev
+        hostPathType: Directory
+        globalMounts:
+          - path: /host/dev
+            readOnly: true