diff --git a/profiles/remote-builders/default.nix b/profiles/remote-builders/default.nix
index e9e2d18..741cded 100644
--- a/profiles/remote-builders/default.nix
+++ b/profiles/remote-builders/default.nix
@@ -9,12 +9,12 @@ let
   # find 'publicKey' with `ssh-keyscan`
   proxyjump-ntnu = {
     proxy.user = "pederbs";
-    #proxy.host = "isvegg.pvv.ntnu.no";
-    #proxy.publicKey = "ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBGurF7rdnrDP/VgIK2Tx38of+bX/QGCGL+alrWnZ1Ca5llGneMulUt1RB9xZzNLHiaWIE+HOP0i4spEaeZhilfU="; # isvegg
+    proxy.host = "isvegg.pvv.ntnu.no";
+    proxy.publicKey = "ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBGurF7rdnrDP/VgIK2Tx38of+bX/QGCGL+alrWnZ1Ca5llGneMulUt1RB9xZzNLHiaWIE+HOP0i4spEaeZhilfU="; # isvegg
     #proxy.host = "hildring.pvv.ntnu.no";
     #proxy.publicKey = "ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBGurF7rdnrDP/VgIK2Tx38of+bX/QGCGL+alrWnZ1Ca5llGneMulUt1RB9xZzNLHiaWIE+HOP0i4spEaeZhilfU="; # hildring
-    proxy.host = "microbel.pvv.ntnu.no";
-    proxy.publicKey = "ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBEq0yasKP0mH6PI6ypmuzPzMnbHELo9k+YB5yW534aKudKZS65YsHJKQ9vapOtmegrn5MQbCCgrshf+/XwZcjbM="; # microbel
+    #proxy.host = "microbel.pvv.ntnu.no";
+    #proxy.publicKey = "ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBEq0yasKP0mH6PI6ypmuzPzMnbHELo9k+YB5yW534aKudKZS65YsHJKQ9vapOtmegrn5MQbCCgrshf+/XwZcjbM="; # microbel
   };
 
   remotes = [
@@ -51,7 +51,7 @@ let
       sshUser     = "pbsds";
       maxJobs     = 3; # 8 cores
       #maxJobs    = 1; # at least for big-parallel
-      speedFactor = 3;
+      speedFactor = 2;
       supportedFeatures  = [ "kvm" "big-parallel" "nixos-test" ];
       #mandatoryFeatures  = [ ];
       publicKey  = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOkcZ3cUAKk8uUvZPsX7PDBInkb3Eps3Xh+xVrhPY+sx";
@@ -96,13 +96,13 @@ let
       #mandatoryFeatures  = [ ];
       publicKey  = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIDYB9H1pHB1vTBiGhO/GCQjn70BtVdQuJyXx38zN2CDj";
     }
-    /** /
+    /**/
     {
       systems     = [ "x86_64-linux" ]; #"wasm32-wasi" "wasm64-wasi" "x86_64-windows" "aarch64-linux" "riscv64-linux" ];
       hostName    = "nord.pbsds.net";
       sshPort     = 24;
       sshUser     = "pbsds";
-      maxJobs     = 2; # 4 cores
+      maxJobs     = 1; # 4 cores
       #maxJobs     = 1; # at least for big-parallel
       speedFactor = 1;
       supportedFeatures  = [ "kvm" "big-parallel" "nixos-test" ];
@@ -118,7 +118,7 @@ let
       speedFactor = 0;
       publicKey   = "ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBGurF7rdnrDP/VgIK2Tx38of+bX/QGCGL+alrWnZ1Ca5llGneMulUt1RB9xZzNLHiaWIE+HOP0i4spEaeZhilfU=";
     }
-    /**/
+    /** /
     {
       systems     = ["x86_64-linux"];
       hostName    = "eirin.pvv.ntnu.no";
@@ -149,6 +149,7 @@ let
     filter = lib.mkIf (buildMachine.hostName != config.networking.fqdn);
   in filter {
     nix.buildMachines = [ buildMachine ];
+    #nix.buildMachines = [ (buildMachine // { protocol = "ssh-ng"; } ) ];
     #TODO: users.users.root.openssh.authorizedKeys.keys
     programs.ssh.knownHosts.${buildMachine.hostName}.publicKey = publicKey;
     # the timeout is great to have when a remote is unresponsive, as nix currently does not give a shit