diff --git a/template/stacks/observability-client/vm-client-stack/values.yaml b/template/stacks/observability-client/vm-client-stack/values.yaml
index d6670a1..33afb8d 100644
--- a/template/stacks/observability-client/vm-client-stack/values.yaml
+++ b/template/stacks/observability-client/vm-client-stack/values.yaml
@@ -778,7 +778,7 @@ vmagent:
   # -- Remote write configuration of VMAgent, allowed parameters defined in a [spec](https://docs.victoriametrics.com/operator/api#vmagentremotewritespec)
   additionalRemoteWrites:
     # []
-    - url: https://o12y.observability.think-ahead.cloud/api/v1/write
+    - url: https://{{{ .Env.DOMAIN_O12Y }}}/api/v1/write
       basicAuth:
         username:
           name: simple-user-secret
diff --git a/template/stacks/observability/victoria-k8s-stack/values.yaml b/template/stacks/observability/victoria-k8s-stack/values.yaml
index d717918..2299ee5 100644
--- a/template/stacks/observability/victoria-k8s-stack/values.yaml
+++ b/template/stacks/observability/victoria-k8s-stack/values.yaml
@@ -763,9 +763,9 @@ vmauth:
       annotations:
         nginx.ingress.kubernetes.io/force-ssl-redirect: "true"
         cert-manager.io/cluster-issuer: main
-      host: o12y.observability.think-ahead.cloud
+      host: {{{ .Env.DOMAIN_O12Y }}}
       tlsHosts:
-        - o12y.observability.think-ahead.cloud
+        - {{{ .Env.DOMAIN_O12Y }}}
       tlsSecretName: vmauth-tls-secret
     unauthorizedUserAccessSpec: {}
     selectAllByDefault: true