diff --git a/cmdeploy/src/cmdeploy/deployers.py b/cmdeploy/src/cmdeploy/deployers.py
index 897ae6f0..3ddb7c96 100644
--- a/cmdeploy/src/cmdeploy/deployers.py
+++ b/cmdeploy/src/cmdeploy/deployers.py
@@ -599,6 +599,9 @@ def deploy_chatmail(config_path: Path, disable_mail: bool, website_only: bool) -
             # so don't complain during upgrade that moved it to port 402
             # and gave the port to nginx.
             (["acmetool", "nginx"], 80),
+            port_services.append(("acmetool", 80))
+        port_services += [
+            (["imap-login", "dovecot"], 143),
             ("nginx", 443),
             (["master", "smtpd"], 465),
             (["master", "smtpd"], 587),