diff --git a/pkgs/tools/backup/monolith/default.nix b/pkgs/tools/backup/monolith/default.nix
index df6bbe839475..c1c9842fbf19 100644
--- a/pkgs/tools/backup/monolith/default.nix
+++ b/pkgs/tools/backup/monolith/default.nix
@@ -33,7 +33,9 @@ rustPlatform.buildRustPackage rec {
     description = "Bundle any web page into a single HTML file";
     mainProgram = "monolith";
     homepage = "https://github.com/Y2Z/monolith";
-    license = licenses.unlicense;
+    license = licenses.cc0;
+    platforms = lib.platforms.unix;
+    broken = stdenv.isDarwin;
     maintainers = with maintainers; [ Br1ght0ne ];
   };
 }