diff --git a/modules/nixos/services/firefly-iii/default.nix b/modules/nixos/services/firefly-iii/default.nix
index fd6a61c..b642d47 100755
--- a/modules/nixos/services/firefly-iii/default.nix
+++ b/modules/nixos/services/firefly-iii/default.nix
@@ -94,6 +94,7 @@ in
     firewall.allowedTCPPorts = [
       8080
       8081
+      5432
     ];
   };
 }