1 files changed, 1 insertions, 0 deletions
diff --git a/pkgs/games/zdoom/default.nix b/pkgs/games/zdoom/default.nix
index 3a301ed0f2b..ce25f3efda3 100644
--- a/pkgs/games/zdoom/default.nix
+++ b/pkgs/games/zdoom/default.nix
@@ -33,6 +33,7 @@ stdenv.mkDerivation {
   meta = {
     homepage = http://zdoom.org/;
     description = "Enhanced port of the official DOOM source code";
+    license = stdenv.lib.licenses.unfree;
     maintainers = [ stdenv.lib.maintainers.lassulus ];
   };
 }