diff --git a/pkgs/games/eduke32/default.nix b/pkgs/games/eduke32/default.nix
index ec65db97ce43..38bfed7ca7d8 100644
--- a/pkgs/games/eduke32/default.nix
+++ b/pkgs/games/eduke32/default.nix
@@ -58,8 +58,6 @@ in stdenv.mkDerivation rec {
     done
   '';
 
-  NIX_CFLAGS_COMPILE = "-I${lib.getDev SDL2}/include/SDL2 -I${lib.getDev SDL2_mixer}/include/SDL2";
-
   makeFlags = [
     "SDLCONFIG=${SDL2}/bin/sdl2-config"
   ] ++ lib.optionals stdenv.isDarwin [