diff --git a/nixos/queen/configuration.nix b/nixos/queen/configuration.nix
index b35dc90..36fff87 100644
--- a/nixos/queen/configuration.nix
+++ b/nixos/queen/configuration.nix
@@ -103,7 +103,7 @@
     noto-fonts-emoji
     oh-my-zsh
     onlyoffice-documentserver
-    postgresql_15
+    postgresql_16
     python3
     rsync
     rabbitmq-server
diff --git a/nixos/queen/postgres.nix b/nixos/queen/postgres.nix
index f234937..9d4cd88 100644
--- a/nixos/queen/postgres.nix
+++ b/nixos/queen/postgres.nix
@@ -5,7 +5,7 @@
 }: {
   services.postgresql = {
     # https://nixos.org/manual/nixos/stable/#module-postgresql
-    package = pkgs.postgresql_15;
+    package = pkgs.postgresql_16;
     enable = true;
 
     # Ensure the database, user, and ownership is set