diff --git a/charts/prometheus-blackbox-exporter/Chart.yaml b/charts/prometheus-blackbox-exporter/Chart.yaml
index 2d8904707a9..2fa3d4d5275 100644
--- a/charts/prometheus-blackbox-exporter/Chart.yaml
+++ b/charts/prometheus-blackbox-exporter/Chart.yaml
@@ -1,7 +1,7 @@
 apiVersion: v2
 description: Prometheus Blackbox Exporter
 name: prometheus-blackbox-exporter
-version: 8.4.1
+version: 8.5.0
 appVersion: v0.24.0
 home: https://github.com/prometheus/blackbox_exporter
 sources:
diff --git a/charts/prometheus-blackbox-exporter/templates/_helpers.tpl b/charts/prometheus-blackbox-exporter/templates/_helpers.tpl
index 9fef8563908..530613b8fd4 100644
--- a/charts/prometheus-blackbox-exporter/templates/_helpers.tpl
+++ b/charts/prometheus-blackbox-exporter/templates/_helpers.tpl
@@ -179,7 +179,7 @@ containers:
   - "--config.file=/etc/blackbox_exporter/config.yml"
   {{- end }}
   {{- with .Values.extraArgs }}
-{{ toYaml . | indent 2 }}
+{{ tpl (toYaml .) $ | indent 2 }}
   {{- end }}
   {{- with .Values.resources }}
   resources: