diff --git a/config/hosts/rudiger/services/postgres.nix b/config/hosts/rudiger/services/postgres.nix
index af4cc48..12f6dad 100644
--- a/config/hosts/rudiger/services/postgres.nix
+++ b/config/hosts/rudiger/services/postgres.nix
@@ -1,7 +1,8 @@
-{ ... }:
+{ pkgs, ... }:
 {
   services.postgresql = {
     enable = true;
+    package = pkgs.postgresql_15;
     ensureDatabases = [ 
 			"nextcloud"
 		];