diff --git a/charts/pihole/Chart.lock b/charts/pihole/Chart.lock
index ace2816..4265f24 100644
--- a/charts/pihole/Chart.lock
+++ b/charts/pihole/Chart.lock
@@ -1,6 +1,6 @@
 dependencies:
 - name: pihole
-  repository: https://mojo2600.github.io/pihole-kubernetes/
-  version: 2.4.2
-digest: sha256:c34c7b7a16ef0994b1b6d51061347e85ffac7ec557b13b7b5580cb5ed0aa8fff
-generated: "2021-11-08T23:15:18.130485+04:00"
+  repository: file://charts/pihole
+  version: 2.20.0
+digest: sha256:ee1f774f0b478c89c0c4f0f2273693cf7625c96c5685e44ebc0626258a9edeaf
+generated: "2023-12-18T13:55:22.037837+04:00"
diff --git a/charts/pihole/Chart.yaml b/charts/pihole/Chart.yaml
index 04c1030..94c79f1 100644
--- a/charts/pihole/Chart.yaml
+++ b/charts/pihole/Chart.yaml
@@ -6,5 +6,5 @@
 appVersion: "0.0.1"
 dependencies:
 - name: pihole
-  version: 2.4.2
+  version: 2.20.0
   repository: https://mojo2600.github.io/pihole-kubernetes/
diff --git a/charts/pihole/charts/pihole-2.20.0.tgz b/charts/pihole/charts/pihole-2.20.0.tgz
new file mode 100644
index 0000000..bb4abb8
--- /dev/null
+++ b/charts/pihole/charts/pihole-2.20.0.tgz
Binary files differ
diff --git a/charts/pihole/charts/pihole-2.4.2.tgz b/charts/pihole/charts/pihole-2.4.2.tgz
deleted file mode 100644
index aa7db75..0000000
--- a/charts/pihole/charts/pihole-2.4.2.tgz
+++ /dev/null
Binary files differ
diff --git a/charts/pihole/templates/oauth2-proxy.yaml b/charts/pihole/templates/oauth2-proxy.yaml
index ddf0e2f..51f88d4 100644
--- a/charts/pihole/templates/oauth2-proxy.yaml
+++ b/charts/pihole/templates/oauth2-proxy.yaml
@@ -57,7 +57,7 @@
           name: {{ .Values.oauth2.configName }}
       containers:
       - name: pihole-oauth2-proxy
-        image: quay.io/oauth2-proxy/oauth2-proxy:v7.2.0-arm64
+        image: quay.io/oauth2-proxy/oauth2-proxy:v7.2.0
         imagePullPolicy: Always
         ports:
         - name: http
diff --git a/core/installer/values-tmpl/pihole.yaml b/core/installer/values-tmpl/pihole.yaml
index 5b9d963..bdbd886 100644
--- a/core/installer/values-tmpl/pihole.yaml
+++ b/core/installer/values-tmpl/pihole.yaml
@@ -22,7 +22,7 @@
       persistentVolumeClaim:
         enabled: true
         size: 5Gi
-      adminPassword: admin
+      adminPasswordEnabled: false
       ingress:
         enabled: false
       serviceDhcp: