update
diff --git a/charts/pihole/templates/configmap-blacklist.yaml b/charts/pihole/templates/configmap-blacklist.yaml
new file mode 100644
index 0000000..d34b964
--- /dev/null
+++ b/charts/pihole/templates/configmap-blacklist.yaml
@@ -0,0 +1,16 @@
+{{ if .Values.blacklist }}
+apiVersion: v1
+kind: ConfigMap
+metadata:
+ name: {{ template "pihole.fullname" . }}-blacklist
+ labels:
+ app: {{ template "pihole.name" . }}
+ chart: {{ template "pihole.chart" . }}
+ release: {{ .Release.Name }}
+ heritage: {{ .Release.Service }}
+data:
+ blacklist.txt: |
+ {{- range .Values.blacklist }}
+ {{ . }}
+ {{- end }}
+{{ end }}