diff --git a/systems/etna/postgresql.nix b/systems/etna/postgresql.nix
index 0df2f4e..cb32d4b 100644
--- a/systems/etna/postgresql.nix
+++ b/systems/etna/postgresql.nix
@@ -5,7 +5,7 @@
       enable = true;
       package = pkgs.postgresql_16;
 
-      port = 5432;
+      settings.port = 5432;
       enableTCPIP = true;
     };