diff --git a/modules/postgresql.nix b/modules/postgresql.nix
index 97fa034..5e25588 100644
--- a/modules/postgresql.nix
+++ b/modules/postgresql.nix
@@ -2,7 +2,7 @@
 {
   services.postgresql = {
     enable = true;
-    package = lib.mkDefault pkgs.postgresql_14;
+    package = lib.mkDefault pkgs.postgresql_15;
     enableTCPIP = true;
     ensureUsers = [
       {