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Diffstat (limited to 'nixpkgs/pkgs/games/trackballs/default.nix')
-rw-r--r--nixpkgs/pkgs/games/trackballs/default.nix3
1 files changed, 2 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/games/trackballs/default.nix b/nixpkgs/pkgs/games/trackballs/default.nix
index 4c7d2ba6956e..8ebeab4b260b 100644
--- a/nixpkgs/pkgs/games/trackballs/default.nix
+++ b/nixpkgs/pkgs/games/trackballs/default.nix
@@ -18,6 +18,7 @@ stdenv.mkDerivation rec {
     homepage = "https://trackballs.github.io/";
     description = "3D Marble Madness clone";
     platforms = platforms.linux;
-    license = licenses.gpl2;
+    # Music is licensed under Ethymonics Free Music License.
+    license = licenses.gpl2Plus;
   };
 }