diff --git a/services/email/vsmtp/config.vsl b/services/email/vsmtp/config.vsl
index f65c4dff2..0fdde5411 100644
--- a/services/email/vsmtp/config.vsl
+++ b/services/email/vsmtp/config.vsl
@@ -13,8 +13,8 @@ fn on_config(config) {
   // Specify addresses that the server will listen to.
   config.server.interfaces = #{
     addr: ["[::]:25"],
-    addr_submission: ["[::]:587"],
-    addr_submissions: [],
+    addr_submission: [],
+    addr_submissions: ["[::]:465"],
   };
 
   config.server.tls = #{