diff --git a/modules/nix-config/default.nix b/modules/nix-config/default.nix
index ced8bca..986d45d 100644
--- a/modules/nix-config/default.nix
+++ b/modules/nix-config/default.nix
@@ -59,13 +59,13 @@ in {
 
     buildMachines = [
       (bigBuilder // {
-        sshUser = "nixbuilder";
+        sshUser = "ssh-ng://nixbuilder";
         hostName = "animus.com";
         maxJobs = 4;
       })
     ] ++
     (lib.optional (config.networking.hostName != "TITAN") (bigBuilder // {
-        sshUser = "nix";
+        sshUser = "ssh-ng://nix";
         hostName = "titan.hypr";
         speedFactor = 12;
         maxJobs = 12;