diff --git a/charts/premium/authelia/Chart.yaml b/charts/premium/authelia/Chart.yaml
index 17b5504ff39e..00fe287a8dc8 100644
--- a/charts/premium/authelia/Chart.yaml
+++ b/charts/premium/authelia/Chart.yaml
@@ -50,4 +50,4 @@ sources:
   - https://github.com/authelia/chartrepo
   - https://github.com/truecharts/charts/tree/master/charts/premium/authelia
 type: application
-version: 25.7.0
+version: 26.0.0
diff --git a/charts/premium/authelia/templates/_configmap.tpl b/charts/premium/authelia/templates/_configmap.tpl
index 6c2c0c99e255..7cdce1be9c38 100644
--- a/charts/premium/authelia/templates/_configmap.tpl
+++ b/charts/premium/authelia/templates/_configmap.tpl
@@ -245,9 +245,11 @@ data:
     {{- range $client := .Values.identity_providers.oidc.clients }}
         - id: {{ $client.id }}
           description: {{ $client.description | default $client.id }}
-          secret: {{ $client.secret | default (randAlphaNum 128) }}
           {{- if $client.public }}
           public: {{ $client.public }}
+          secret: ""
+          {{- else }}
+          secret: {{ $client.secret | required "Client secret is required" }}
           {{- end }}
           authorization_policy: {{ $client.authorization_policy | default "two_factor" }}
           consent_mode: {{ $client.consent_mode | default "auto" }}