diff --git a/modules/cloonar-assistant/home-assistant/default.nix b/modules/cloonar-assistant/home-assistant/default.nix
index 8cf09fb..8653b24 100644
--- a/modules/cloonar-assistant/home-assistant/default.nix
+++ b/modules/cloonar-assistant/home-assistant/default.nix
@@ -91,6 +91,7 @@ in
     createHome = true;
     group = "hass";
     uid = uid;
+    isSystemUser = true;
     extraGroups = [ "dialout" ];
   };
   users.groups.hass.gid = gid;