diff --git a/kustomize/dovecot-svc.yaml b/kustomize/dovecot-svc.yaml
index b83cfe9..a589d80 100644
--- a/kustomize/dovecot-svc.yaml
+++ b/kustomize/dovecot-svc.yaml
@@ -4,21 +4,23 @@ metadata:
   name: dovecot
   labels:
     app: dovecot
-    tier: imap
 spec:
   ports:
   - nodePort: 30024
     port: 24
     protocol: TCP
     targetPort: 24
+    name: dovecot-lmtp
   - nodePort: 30143
     port: 143
     protocol: TCP
     targetPort: 143
+    name: dovecot-imap
   - nodePort: 30993
     port: 993
     protocol: TCP
     targetPort: 993
+    name: dovecot-imaps
   selector:
     app: dovecot
     tier: imap
diff --git a/kustomize/postfix-svc.yaml b/kustomize/postfix-svc.yaml
index 6710fcd..19b9f62 100644
--- a/kustomize/postfix-svc.yaml
+++ b/kustomize/postfix-svc.yaml
@@ -12,7 +12,10 @@ spec:
   ports:
   - port: 30025
     targetPort: 25
+    name: postfix-smtp
   - port: 30143
     targetPort: 143
+    name: postfix-auth-smtp-tls
   - port: 30587
     targetPort: 587
+    name: postfix-msa