diff --git a/nixos/modules/services/misc/freeswitch.nix b/nixos/modules/services/misc/freeswitch.nix
index 0de5ba42811..d27dbe220d3 100644
--- a/nixos/modules/services/misc/freeswitch.nix
+++ b/nixos/modules/services/misc/freeswitch.nix
@@ -78,7 +78,7 @@ in {
       wantedBy = [ "multi-user.target" ];
       restartTriggers = [ configDirectory ];
       serviceConfig = {
-        ExecStart = "${pkgs.systemd}/bin/systemctl try-reload-or-restart freeswitch.service";
+        ExecStart = "/run/current-system/systemd/bin/systemctl try-reload-or-restart freeswitch.service";
         RemainAfterExit = true;
         Type = "oneshot";
       };