diff --git a/pkgs/servers/x11/xorg/xwayland.nix b/pkgs/servers/x11/xorg/xwayland.nix
index e1b2597d4f45..286125902fab 100644
--- a/pkgs/servers/x11/xorg/xwayland.nix
+++ b/pkgs/servers/x11/xorg/xwayland.nix
@@ -83,8 +83,8 @@ stdenv.mkDerivation rec {
     zlib
   ];
   mesonFlags = [
-    "-Dxwayland-eglstream=true"
-    "-Ddefault-font-path=${defaultFontPath}"
+    "-Dxwayland_eglstream=true"
+    "-Ddefault_font-path=${defaultFontPath}"
     "-Dxkb_bin_dir=${xkbcomp}/bin"
     "-Dxkb_dir=${xkeyboard_config}/etc/X11/xkb"
     "-Dxkb_output_dir=${placeholder "out"}/share/X11/xkb/compiled"