diff --git a/nix/package.nix b/nix/package.nix
index 1a7dde3..506aea3 100644
--- a/nix/package.nix
+++ b/nix/package.nix
@@ -19,6 +19,7 @@ in
     };
 
     cargoLock.lockFile = ../Cargo.lock;
+    enableParallelBuilding = true;
 
     meta = {
       description = "A microscopic fetch script in Rust, for NixOS systems";
diff --git a/nix/shell.nix b/nix/shell.nix
index 2350dbd..0577a0a 100644
--- a/nix/shell.nix
+++ b/nix/shell.nix
@@ -5,7 +5,6 @@
   clippy,
   cargo,
   rustc,
-  gcc,
   rustPlatform,
   gnuplot,
 }:
@@ -15,7 +14,6 @@ mkShell {
   nativeBuildInputs = [
     cargo
     rustc
-    gcc
 
     rust-analyzer-unwrapped
     rustfmt