diff --git a/victoria-metrics/values.yaml b/victoria-metrics/values.yaml
index c751cf3..9e58e23 100644
--- a/victoria-metrics/values.yaml
+++ b/victoria-metrics/values.yaml
@@ -91,12 +91,10 @@ vmagent:
 
 grafana:
   enabled: true
-  adminUser: admin
-  envValueFrom:
-    GF_SECURITY_ADMIN_PASSWORD:
-      secretKeyRef:
-        name: victoria-metrics-secrets
-        key: grafana_admin_password
+  admin:
+    existingSecret: victoria-metrics-secrets
+    userKey: grafana_admin_user
+    passwordKey: grafana_admin_password
   persistence:
     enabled: true
     storageClassName: longhorn-static