diff --git a/pkgs/games/dxx-rebirth/default.nix b/pkgs/games/dxx-rebirth/default.nix
index b780d5327f2e..9dde1da868dd 100644
--- a/pkgs/games/dxx-rebirth/default.nix
+++ b/pkgs/games/dxx-rebirth/default.nix
@@ -37,6 +37,8 @@ in stdenv.mkDerivation rec {
 
   enableParallelBuilding = true;
 
+  hardeningDisable = [ "format" ];
+
   buildPhase = ''
     runHook preBuild