diff --git a/charts/prometheus-node-exporter/Chart.yaml b/charts/prometheus-node-exporter/Chart.yaml
index 6aca4accebe1..76b9a7ecc0e5 100644
--- a/charts/prometheus-node-exporter/Chart.yaml
+++ b/charts/prometheus-node-exporter/Chart.yaml
@@ -6,7 +6,7 @@ keywords:
   - prometheus
   - exporter
 type: application
-version: 4.23.0
+version: 4.23.1
 appVersion: 1.6.1
 home: https://github.com/prometheus/node_exporter/
 sources:
diff --git a/charts/prometheus-node-exporter/templates/extra-manifests.yaml b/charts/prometheus-node-exporter/templates/extra-manifests.yaml
index 567f7bf32971..2b21b710621f 100644
--- a/charts/prometheus-node-exporter/templates/extra-manifests.yaml
+++ b/charts/prometheus-node-exporter/templates/extra-manifests.yaml
@@ -1,4 +1,4 @@
 {{ range .Values.extraManifests }}
 ---
-{{ tpl (toYaml .) $ }}
+{{ tpl . $ }}
 {{ end }}
diff --git a/charts/prometheus-node-exporter/values.yaml b/charts/prometheus-node-exporter/values.yaml
index 8cfd16293d25..511a5906aa3d 100644
--- a/charts/prometheus-node-exporter/values.yaml
+++ b/charts/prometheus-node-exporter/values.yaml
@@ -471,7 +471,8 @@ verticalPodAutoscaler:
 
 # Extra manifests to deploy as an array
 extraManifests: []
-  # - apiVersion: v1
+  # - |
+  #   apiVersion: v1
   #   kind: ConfigMap
   #   metadata:
   #     name: prometheus-extra