diff --git a/nixos/modules/services/misc/sssd.nix b/nixos/modules/services/misc/sssd.nix
index 7c7a3b464a83..f83c82bbb7d7 100644
--- a/nixos/modules/services/misc/sssd.nix
+++ b/nixos/modules/services/misc/sssd.nix
@@ -135,7 +135,7 @@ in {
           ExecStart = "${pkgs.sssd}/libexec/sssd/sssd_kcm --uid 0 --gid 0";
         };
         restartTriggers = [
-          config.environment.etc."sssd/sssd.conf".source
+          settingsFileUnsubstituted
         ];
       };
       systemd.sockets.sssd-kcm = {