diff --git a/charts/prometheus-adapter/templates/custom-metrics-cluster-role.yaml b/charts/prometheus-adapter/templates/custom-metrics-cluster-role.yaml
index 4aa15ffe9916..f441e1bdb6fe 100644
--- a/charts/prometheus-adapter/templates/custom-metrics-cluster-role.yaml
+++ b/charts/prometheus-adapter/templates/custom-metrics-cluster-role.yaml
@@ -12,6 +12,6 @@ metadata:
 rules:
 - apiGroups:
   - custom.metrics.k8s.io
-  resources: ["*"]
+  resources: {{ toYaml .Values.rbac.customMetrics.resources | nindent 2 }}
   verbs: ["*"]
 {{- end -}}
diff --git a/charts/prometheus-adapter/values.yaml b/charts/prometheus-adapter/values.yaml
index 82eab94b1db6..695490b15611 100644
--- a/charts/prometheus-adapter/values.yaml
+++ b/charts/prometheus-adapter/values.yaml
@@ -60,6 +60,8 @@ rbac:
   create: true
   externalMetrics:
     resources: ["*"]
+  customMetrics:
+    resources: ["*"]
 
 psp:
   # Specifies whether PSP resources should be created