diff --git a/apps/maddy/install.yaml b/apps/maddy/install.yaml
index 389bd31..023085f 100644
--- a/apps/maddy/install.yaml
+++ b/apps/maddy/install.yaml
@@ -16,19 +16,19 @@
   ports:
     - port: 25
       protocol: TCP
-      name: a
+      name: smtp
     - port: 143
       protocol: TCP
-      name: b
+      name: imap
     - port: 993
       protocol: TCP
-      name: c
+      name: imaps
     - port: 587
       protocol: TCP
-      name: d
+      name: submission
     - port: 465
       protocol: TCP
-      name: e
+      name: smtps
 ---
 apiVersion: v1
 kind: Service