diff --git a/charts/prometheus-postgres-exporter/Chart.yaml b/charts/prometheus-postgres-exporter/Chart.yaml
index 7bb18c53e8fa..c2bdaeb12d4e 100644
--- a/charts/prometheus-postgres-exporter/Chart.yaml
+++ b/charts/prometheus-postgres-exporter/Chart.yaml
@@ -2,7 +2,7 @@ apiVersion: v2
 appVersion: "0.11.1"
 description: A Helm chart for prometheus postgres-exporter
 name: prometheus-postgres-exporter
-version: 4.2.0
+version: 4.2.1
 home: https://github.com/prometheus-community/postgres_exporter
 sources:
 - https://github.com/prometheus-community/postgres_exporter
diff --git a/charts/prometheus-postgres-exporter/templates/deployment.yaml b/charts/prometheus-postgres-exporter/templates/deployment.yaml
index d0b299be60a9..fa8a590a0c8c 100644
--- a/charts/prometheus-postgres-exporter/templates/deployment.yaml
+++ b/charts/prometheus-postgres-exporter/templates/deployment.yaml
@@ -51,10 +51,10 @@ spec:
           - "--extend.query-path=/etc/config.yaml"
           - "--web.listen-address=:{{ .Values.service.targetPort }}"
           {{- if .Values.config.disableCollectorDatabase }}
-          - "--collector.database=false"
+          - "--no-collector.database"
           {{- end }}
           {{- if .Values.config.disableCollectorBgwriter }}
-          - "--collector.bgwriter=false"
+          - "--no-collector.bgwriter"
           {{- end }}
           {{- if .Values.config.disableDefaultMetrics }}
           - "--disable-default-metrics"