diff --git a/docs/kubernetes/mailu/imap.yaml b/docs/kubernetes/mailu/imap.yaml
index 37f4899e..957b3082 100644
--- a/docs/kubernetes/mailu/imap.yaml
+++ b/docs/kubernetes/mailu/imap.yaml
@@ -32,6 +32,7 @@ spec:
         ports:
           - containerPort: 2102
           - containerPort: 2525
+          - containerPort: 110
           - containerPort: 143
           - containerPort: 993
           - containerPort: 4190
@@ -69,6 +70,9 @@ spec:
   - name: imap-transport
     port: 2525
     protocol: TCP
+  - name: pop3
+    port: 110
+    protocol: TCP
   - name: imap-default
     port: 143
     protocol: TCP
@@ -77,4 +81,4 @@ spec:
     protocol: TCP
   - name: sieve
     port: 4190
-    protocol: TCP
\ No newline at end of file
+    protocol: TCP