diff --git a/pkgs/development/libraries/gtk/4.x.nix b/pkgs/development/libraries/gtk/4.x.nix
index 64e7a745e954..7a6c7813224b 100644
--- a/pkgs/development/libraries/gtk/4.x.nix
+++ b/pkgs/development/libraries/gtk/4.x.nix
@@ -93,6 +93,7 @@ stdenv.mkDerivation rec {
     sassc
     gi-docgen
     libxml2 # for xmllint
+  ] ++ lib.optionals waylandSupport [
     wayland-scanner
   ] ++ setupHooks;