diff --git a/kubernetes/kustomize/openapi-validator/base/kustomization.yaml b/kubernetes/kustomize/openapi-validator/base/kustomization.yaml
index ecf76ac3c..cd4922115 100644
--- a/kubernetes/kustomize/openapi-validator/base/kustomization.yaml
+++ b/kubernetes/kustomize/openapi-validator/base/kustomization.yaml
@@ -12,7 +12,7 @@ labels:
 images:
   - name: openapi-validator
     newName: quay.io/opentelekomcloud/openapi-validator
-    newTag: v0.4.2
+    newTag: v0.5.0
 
 resources:
 - service.yaml
diff --git a/kubernetes/kustomize/openapi-validator/base/openapi-validator.env b/kubernetes/kustomize/openapi-validator/base/openapi-validator.env
index 55c6bb7b4..a56182874 100644
--- a/kubernetes/kustomize/openapi-validator/base/openapi-validator.env
+++ b/kubernetes/kustomize/openapi-validator/base/openapi-validator.env
@@ -20,3 +20,8 @@ METRICS_PORT=3000
 ENABLE_REQUEST_LOGGING=false
 ENABLE_CORS=true
 CACHE_TTL=300s
+
+# Authenthication
+
+ENABLE_AUTH=true
+NEXT_PUBLIC_ENABLE_AUTH=true
diff --git a/kubernetes/kustomize/openapi-validator/base/secret.yaml b/kubernetes/kustomize/openapi-validator/base/secret.yaml
index 5495178d3..ca78180bf 100644
--- a/kubernetes/kustomize/openapi-validator/base/secret.yaml
+++ b/kubernetes/kustomize/openapi-validator/base/secret.yaml
@@ -8,3 +8,13 @@ stringData:
   GITEA_TOKEN: <path:secret/data/openapi-validator/git-connection#gitea_token>
   REPORTPORTAL_ENDPOINT: <path:secret/data/reportportal/ecobot#endpoint>
   REPORTPORTAL_API_KEY: <path:secret/data/reportportal/ecobot#token>
+  AUTH_SECRET: <path:secret/data/openapi-validator/zitadel-connection#zitadel_auth_secret>
+  APP_URL: <path:secret/data/openapi-validator/zitadel-connection#app_url>
+  AUTH_ZITADEL_ISSUER: <path:secret/data/openapi-validator/zitadel-connection#zitadel_auth_issuer>
+  AUTH_ZITADEL_ID: <path:secret/data/openapi-validator/zitadel-connection#zitade_auth_id>
+  ZITADEL_INTROSPECTION_CLIENT_ID: <path:secret/data/openapi-validator/zitadel-connection#introspection_client_id>
+  ZITADEL_INTROSPECTION_CLIENT_SECRET: <path:secret/data/openapi-validator/zitadel-connection#introspection_client_secret>
+  ZITADEL_X_INTERNAL_API_KEY: <path:secret/data/openapi-validator/zitadel-connection#internal_api_key>
+  ZITADEL_MACHINE_SECRET: <path:secret/data/openapi-validator/zitadel-connection#zitadel_machine_secret>
+  ZITADEL_MACHINE_ID: <path:secret/data/openapi-validator/zitadel-connection#zitadel_machine_id>
+  ZITADEL_PROJECT_ID: <path:secret/data/openapi-validator/zitadel-connection#zitadel_project_id>
diff --git a/kubernetes/kustomize/openapi-validator/overlays/dev/kustomization.yaml b/kubernetes/kustomize/openapi-validator/overlays/dev/kustomization.yaml
index 2e0b9c869..06ced1cc0 100644
--- a/kubernetes/kustomize/openapi-validator/overlays/dev/kustomization.yaml
+++ b/kubernetes/kustomize/openapi-validator/overlays/dev/kustomization.yaml
@@ -13,7 +13,7 @@ labels:
 images:
   - name: openapi-validator
     newName: quay.io/opentelekomcloud/openapi-validator
-    newTag: v0.4.2
+    newTag: v0.5.0
 
 resources:
   - ../../base
diff --git a/kubernetes/kustomize/openapi-validator/overlays/dev/openapi-validator.env b/kubernetes/kustomize/openapi-validator/overlays/dev/openapi-validator.env
index 623503df7..aaf6832a7 100644
--- a/kubernetes/kustomize/openapi-validator/overlays/dev/openapi-validator.env
+++ b/kubernetes/kustomize/openapi-validator/overlays/dev/openapi-validator.env
@@ -9,3 +9,8 @@ METRICS_PORT=3000
 
 # Application behavior
 ENABLE_REQUEST_LOGGING=true
+
+# Authenthication
+
+ENABLE_AUTH=true
+NEXT_PUBLIC_ENABLE_AUTH=true