diff --git a/configuration.nix b/configuration.nix
index b685834..f5b61ec 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -18,7 +18,7 @@
   networking = {
     hostName = "play";
     networkmanager.enable = true;
-    firewall.allowedTCPPorts = [ 8080 ];
+    firewall.allowedTCPPorts = [ 8080 5432 ];
     # firewall.allowedUDPPorts = [ ... ];
     interfaces.ens18.ipv4.addresses = [ {
       address = "10.0.0.100";