diff --git a/pkgs/by-name/po/pong3d/package.nix b/pkgs/by-name/po/pong3d/package.nix
index d94b42d23303..944ba4f0e253 100644
--- a/pkgs/by-name/po/pong3d/package.nix
+++ b/pkgs/by-name/po/pong3d/package.nix
@@ -34,12 +34,15 @@ stdenv.mkDerivation (finalAttrs: {
 
   buildInputs = [ libX11 ];
 
-  makeFlags = [ "PREFIX=$(out)" ];
+  makeFlags = [
+    "PREFIX=$(out)"
+    "CC=${stdenv.cc.targetPrefix}cc" # fix darwin and cross-compiled builds
+  ];
 
   meta = {
     homepage = "http://www.newbreedsoftware.com/3dpong/";
     description = "One or two player 3d sports game based on Pong from Atari";
     license = lib.licenses.gpl2Plus;
-    platforms = lib.platforms.linux;
+    platforms = lib.platforms.unix;
   };
 })