diff --git a/pkgs/games/castle-combat/default.nix b/pkgs/games/castle-combat/default.nix
index 789b043e18f..d4f8f7cec7a 100644
--- a/pkgs/games/castle-combat/default.nix
+++ b/pkgs/games/castle-combat/default.nix
@@ -49,6 +49,8 @@ export LD_LIBRARY_PATH=\"$(cat ${stdenv.cc}/nix-support/orig-cc)/lib64\:"'${doll
   # No test suite.
   doCheck = false;
 
+  broken = true; # pygame.error: Unrecognized music format
+
   meta = {
     description = "Castle-Combat, a clone of the old arcade game Rampart";