diff --git a/hosts/epyc.nix b/hosts/epyc.nix
index 70dc3e4..16e19dd 100644
--- a/hosts/epyc.nix
+++ b/hosts/epyc.nix
@@ -43,19 +43,7 @@ in
   '';
   networking.firewall.allowedTCPPorts = [ 5432 ];
 
-  nix.buildMachines = [
-    {
-      hostName = "localhost";
-      systems = [
-        "x86_64-linux"
-        "riscv64-linux"
-      ];
-      supportedFeatures = [ "kvm" "nixos-test" "big-parallel" "benchmark" ] ++ gcc-system-features "znver3";
-      maxJobs = 2;
-    }
-  ];
-
-  boot.binfmt.emulatedSystems = [ "riscv64-linux" "aarch64-linux" "riscv64-linux" ];
+  boot.binfmt.emulatedSystems = [ "riscv64-linux" "aarch64-linux" ];
 
   simd.arch = "znver3";
   system.stateVersion = "23.05";