diff --git a/pkgs/by-name/qu/quill-qr/package.nix b/pkgs/by-name/qu/quill-qr/package.nix
index 79b0c16cb4c0..2ede6e9feee2 100644
--- a/pkgs/by-name/qu/quill-qr/package.nix
+++ b/pkgs/by-name/qu/quill-qr/package.nix
@@ -45,5 +45,6 @@ stdenvNoCC.mkDerivation rec {
     homepage = "https://github.com/colonelpanic8/quill-qr";
     maintainers = with lib.maintainers; [ imalison ];
     platforms = with lib.platforms; linux;
+    license = lib.licenses.unfree;
   };
 }