diff --git a/nixos/tests/home-assistant.nix b/nixos/tests/home-assistant.nix
index e06c52a5f41c..b7deb95b2c19 100644
--- a/nixos/tests/home-assistant.nix
+++ b/nixos/tests/home-assistant.nix
@@ -9,13 +9,13 @@ in {
   nodes.hass = { pkgs, ... }: {
     services.postgresql = {
       enable = true;
-      ensureDatabases = [ "hass" ];
-      ensureUsers = [{
-        name = "hass";
-        ensurePermissions = {
-          "DATABASE hass" = "ALL PRIVILEGES";
-        };
-      }];
+
+      # FIXME: hack for https://github.com/NixOS/nixpkgs/issues/216989
+      # Should be replaced with ensureUsers again when a solution for that is found
+      initialScript = pkgs.writeText "hass-setup-db.sql" ''
+        CREATE ROLE hass WITH LOGIN;
+        CREATE DATABASE hass WITH OWNER hass;
+      '';
     };
 
     services.home-assistant = {