diff --git a/flake.nix b/flake.nix
index a5bb2c6a..4452438f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -446,6 +446,8 @@
                 authentication = pkgs.lib.mkOverride 10 ''
                   #type database  DBuser  auth-method
                   local all       all     trust
+                  host  all       all     127.0.0.1/32 trust
+                  host  all       all     ::1/128      trust
                 '';
                 package = mkForce pkgs.postgresql_16;
               };