diff --git a/build01/configuration.nix b/build01/configuration.nix
index 65ac6cc..a259d99 100644
--- a/build01/configuration.nix
+++ b/build01/configuration.nix
@@ -43,7 +43,7 @@ in
   services.cron.enable = true;
   services.cron.systemCronJobs = [
     # record that this machine is alive
-    "*/5 * * * * root ${pkgs.curl}/bin/curl -sfL https://hc-ping.com/fcf6c029-5b57-44aa-b392-923f3d894dd9"
+    "*/5 * * * * root ${pkgs.curl}/bin/curl -X POST -sfL https://hc-ping.com/fcf6c029-5b57-44aa-b392-923f3d894dd9"
   ];
 
   boot.kernelPackages = pkgs.linuxPackages_latest;