diff --git a/ordinis-admin-ui/nginx.conf b/ordinis-admin-ui/nginx.conf
index 69875a0..bab5399 100644
--- a/ordinis-admin-ui/nginx.conf
+++ b/ordinis-admin-ui/nginx.conf
@@ -2,18 +2,19 @@ server {
   listen 80;
   server_name _;
 
+  # Resolver для динамического k8s service DNS (proxy_pass с переменной).
+  # 169.254.25.10 — nodelocal-dns на kubespray-кластерах (cluster.265 и .264).
+  resolver 169.254.25.10 1.1.1.1 valid=30s ipv6=off;
+
   # Real client IP behind ingress-nginx.
   set_real_ip_from 0.0.0.0/0;
   real_ip_header X-Forwarded-For;
   real_ip_recursive on;
 
-  # SPA history fallback.
   root /usr/share/nginx/html;
   index index.html;
 
-  # GET /api/v1/dictionaries и /api/v1/<name>/records → read-api.
-  # POST/PUT/PATCH/DELETE на тех же путях → writer (ordinis-app).
-  # Method-based routing через map.
+  # GET → read-api, мутирующие → writer.
   location /api/v1/ {
     set $backend "ordinis-read-api";
     if ($request_method ~ ^(POST|PUT|PATCH|DELETE)$) {
@@ -28,6 +29,7 @@ server {
     proxy_pass_request_headers on;
   }
 
+  # SPA history fallback.
   location / {
     try_files $uri $uri/ /index.html;
   }