update
diff --git a/charts/pihole/templates/configmap-adlists.yaml b/charts/pihole/templates/configmap-adlists.yaml
new file mode 100644
index 0000000..7a496f0
--- /dev/null
+++ b/charts/pihole/templates/configmap-adlists.yaml
@@ -0,0 +1,16 @@
+{{ if .Values.adlists }}
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ template "pihole.fullname" . }}-adlists
+  labels:
+    app: {{ template "pihole.name" . }}
+    chart: {{ template "pihole.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+data:
+  adlists.list: |
+  {{- range .Values.adlists }}
+    {{ . }}
+  {{- end }}
+{{ end }}