diff --git a/nixos/modules/services/networking/nsd.nix b/nixos/modules/services/networking/nsd.nix
index 429580e5c6c4..6e3eed0c5570 100644
--- a/nixos/modules/services/networking/nsd.nix
+++ b/nixos/modules/services/networking/nsd.nix
@@ -252,7 +252,7 @@ let
           Use imports or pkgs.lib.readFile if you don't want this data in your config file.
         '';
       };
-      
+
       dnssec = mkEnableOption "DNSSEC";
 
       dnssecPolicy = {
@@ -970,7 +970,7 @@ in
       script = signZones;
 
       postStop = ''
-        ${pkgs.systemd}/bin/systemctl kill -s SIGHUP nsd.service
+        /run/current-system/systemd/bin/systemctl kill -s SIGHUP nsd.service
       '';
     };