diff --git a/nix/mev-rs.nix b/nix/mev-rs.nix
index 51d33d98..f989de80 100644
--- a/nix/mev-rs.nix
+++ b/nix/mev-rs.nix
@@ -5,6 +5,7 @@ let
   commonArgs = {
     pname = "mev-rs";
     src = crane.cleanCargoSource (crane.path ../.);
+    CARGO_PROFILE = "maxperf";
     cargoExtraArgs = "--locked ${feature-set}";
     buildInputs = lib.optionals pkgs.stdenv.isLinux [
       openssl