diff --git a/kustomize/dovecot-deployment.yaml b/kustomize/dovecot-deployment.yaml
index 92bb55d..9f6f385 100644
--- a/kustomize/dovecot-deployment.yaml
+++ b/kustomize/dovecot-deployment.yaml
@@ -15,8 +15,9 @@ spec:
     type: Recreate
   template:
     metadata:
-      app: dovecat
-      tier: imap
+      labels:
+        app: dovecat
+        tier: imap
     spec:
       containers:
         - image: git.altarik.fr/quentinlegot/dovecot:latest
diff --git a/kustomize/postfix-deployment.yaml b/kustomize/postfix-deployment.yaml
index 2e2b907..09f3bbb 100644
--- a/kustomize/postfix-deployment.yaml
+++ b/kustomize/postfix-deployment.yaml
@@ -25,7 +25,7 @@ spec:
         - containerPort: 25
           name: smtp
         - containerPort: 143
-          name: auth smtp tls
+          name: auth-smtp-tls
         - containerPort: 587
           name: msa