diff --git a/krebs/3modules/brockman.nix b/krebs/3modules/brockman.nix
index 9b2ed4a71..7a78880ea 100644
--- a/krebs/3modules/brockman.nix
+++ b/krebs/3modules/brockman.nix
@@ -12,7 +12,7 @@ in {
     users.extraUsers.brockman = {
       home = "/var/lib/brockman";
       createHome = true;
-      isNormalUser = false;
+      isSystemUser = true;
       uid = genid_uint31 "brockman";
     };