diff --git a/nixos/modules/services/x11/display-managers/sddm.nix b/nixos/modules/services/x11/display-managers/sddm.nix
index 020e8795045..c14c13b1cba 100644
--- a/nixos/modules/services/x11/display-managers/sddm.nix
+++ b/nixos/modules/services/x11/display-managers/sddm.nix
@@ -25,6 +25,8 @@ let
 
     [Users]
     MaximumUid=${toString config.ids.uids.nixbld}
+    HideUsers=${concatStringsSep "," dmcfg.hiddenUsers}
+    HideShells=/run/current-system/sw/sbin/nologin
 
     [XDisplay]
     MinimumVT=${toString xcfg.tty}