diff --git a/systems/brain/services/postgress.nix b/systems/brain/services/postgress.nix
index 38428c3..822ec69 100644
--- a/systems/brain/services/postgress.nix
+++ b/systems/brain/services/postgress.nix
@@ -11,16 +11,21 @@
     authentication = pkgs.lib.mkOverride 10 ''
 
       # admins
-      local all  richie   peer
+      # These are required for the nixos postgresql setup
+      local all  postgres   trust
+      host  all  postgres   127.0.0.1/32    trust
+      host  all  postgres   ::1/128         trust
+
+      local all  richie   trust
       host  all  richie   127.0.0.1/32    trust
       host  all  richie   ::1/128         trust
       host  all  richie   192.168.90.1/24 trust
       host  all  richie   192.168.99.1/24 trust
 
-      local van_inventory van_inventory peer
+      local vaninventory vaninventory trust
 
       #type database DBuser origin-address auth-method
-      local hass     hass     peer
+      local hass     hass     trust
 
       # ipv4
       host  hass     hass     192.168.90.1/24 trust
@@ -61,7 +66,7 @@
         };
       }
       {
-        name = "van_inventory";
+        name = "vaninventory";
         ensureDBOwnership = true;
         ensureClauses = {
           login = true;
@@ -81,7 +86,7 @@
     ensureDatabases = [
       "hass"
       "richie"
-      "van_inventory"
+      "vaninventory"
     ];
     # Thank you NotAShelf
     # https://github.com/NotAShelf/nyx/blob/d407b4d6e5ab7f60350af61a3d73a62a5e9ac660/modules/core/roles/server/system/services/databases/postgresql.nix#L74
diff --git a/systems/brain/services/van_inventory.nix b/systems/brain/services/van_inventory.nix
index fa727ac..ed374fd 100644
--- a/systems/brain/services/van_inventory.nix
+++ b/systems/brain/services/van_inventory.nix
@@ -6,11 +6,11 @@
 {
   networking.firewall.allowedTCPPorts = [ 8001 ];
 
-  users.users.van_inventory = {
-    isSystemAccount = true;
-    group = "van_inventory";
+  users.users.vaninventory = {
+    isSystemUser = true;
+    group = "vaninventory";
   };
-  users.groups.van_inventory = { };
+  users.groups.vaninventory = { };
 
   systemd.services.van_inventory = {
     description = "Van Inventory API";
@@ -23,14 +23,16 @@
 
     environment = {
       PYTHONPATH = "${inputs.self}/";
-      VAN_INVENTORY_DB = "van_inventory";
-      VAN_INVENTORY_USER = "van_inventory";
+      VAN_INVENTORY_DB = "vaninventory";
+      VAN_INVENTORY_USER = "vaninventory";
+      VAN_INVENTORY_HOST = "/run/postgresql";
+      VAN_INVENTORY_PORT = "5432";
     };
 
     serviceConfig = {
       Type = "simple";
-      User = "van_inventory";
-      Group = "van_inventory";
+      User = "van-inventory";
+      Group = "van-inventory";
       ExecStart = "${pkgs.my_python}/bin/python -m python.van_inventory.main --host 0.0.0.0 --port 8001";
       Restart = "on-failure";
       RestartSec = "5s";