diff --git a/systems/palatine-hill/docker.nix b/systems/palatine-hill/docker.nix
index b91ed53..4b7eed2 100644
--- a/systems/palatine-hill/docker.nix
+++ b/systems/palatine-hill/docker.nix
@@ -3,9 +3,13 @@
 {
   virtualisation.docker.daemon.settings.data-root = "/var/lib/docker2";
 
-  users.users.docker-service = {
-    isSystemUser = true;
-    extraGroups = [ "docker" ];
-    uid = 600;
+  users = {
+    users.docker-service = {
+      isSystemUser = true;
+      group = "docker-service";
+      extraGroups = [ "docker" ];
+      uid = 600;
+    };
+    groups.docker-service = { };
   };
 }