diff --git a/hosts/hydra/hydra.nix b/hosts/hydra/hydra.nix
index 81e9b37a..689aa2a9 100644
--- a/hosts/hydra/hydra.nix
+++ b/hosts/hydra/hydra.nix
@@ -11,8 +11,7 @@ in {
     buildMachines = [ {
       hostName = "localhost";
       system = lib.concatStringsSep "," (
-        [ pkgs.system "i686-linux" ] ++
-        config.boot.binfmt.emulatedSystems
+        [ pkgs.system "i686-linux" ]
       );
       supportedFeatures = [ "big-parallel" "benchmark" "kvm" "nixos-test" ];
       inherit (config.nix) maxJobs;