diff --git a/pkgs/development/compilers/copper/default.nix b/pkgs/development/compilers/copper/default.nix
index 67d31f6f5e10..f202932743f1 100644
--- a/pkgs/development/compilers/copper/default.nix
+++ b/pkgs/development/compilers/copper/default.nix
@@ -1,4 +1,5 @@
-{ lib, stdenv
+{ lib
+, stdenv
 , fetchurl
 , libffi
 }:
@@ -27,6 +28,6 @@ stdenv.mkDerivation rec {
     homepage = "https://tibleiz.net/copper/";
     license = licenses.bsd2;
     platforms = platforms.x86_64;
-    broken = stdenv.isDarwin;
+    broken = true;
   };
 }