diff --git a/charts/argocd-notifications/Chart.yaml b/charts/argocd-notifications/Chart.yaml
index 9be1b26b..cf33a5d9 100644
--- a/charts/argocd-notifications/Chart.yaml
+++ b/charts/argocd-notifications/Chart.yaml
@@ -3,7 +3,7 @@ appVersion: 1.1.1
 description: A Helm chart for ArgoCD notifications, an add-on to ArgoCD.
 name: argocd-notifications
 type: application
-version: 1.3.2
+version: 1.4.0
 home: https://github.com/argoproj/argo-helm
 icon: https://raw.githubusercontent.com/argoproj/argo/master/docs/assets/argo.png
 keywords:
diff --git a/charts/argocd-notifications/templates/service-metrics.yaml b/charts/argocd-notifications/templates/service-metrics.yaml
index 5645a4d3..aea5d90e 100644
--- a/charts/argocd-notifications/templates/service-metrics.yaml
+++ b/charts/argocd-notifications/templates/service-metrics.yaml
@@ -5,6 +5,13 @@ metadata:
   name: {{ include "argocd-notifications.name" . }}-metrics
   labels:
     {{- include "argocd-notifications.metrics.labels" . | nindent 4 }}
+    {{- with .Values.metrics.service.labels }}
+      {{- toYaml . | nindent 4 }}
+    {{- end }}
+  {{- with .Values.metrics.service.annotations  }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
 spec:
   selector:
     {{- include "argocd-notifications.selectorLabels" . | nindent 4 }}
diff --git a/charts/argocd-notifications/values.yaml b/charts/argocd-notifications/values.yaml
index f258401f..ff5ca14d 100644
--- a/charts/argocd-notifications/values.yaml
+++ b/charts/argocd-notifications/values.yaml
@@ -52,6 +52,9 @@ extraArgs: []
 metrics:
   enabled: false
   port: 9001
+  service:
+    annotations: {}
+    labels: {}
   serviceMonitor:
     enabled: false
     additionalLabels: {}