diff --git a/pkgs/development/libraries/qt-6/modules/qtdeclarative/default.nix b/pkgs/development/libraries/qt-6/modules/qtdeclarative/default.nix
index 98f59e94943f3..8d678e64d9bb3 100644
--- a/pkgs/development/libraries/qt-6/modules/qtdeclarative/default.nix
+++ b/pkgs/development/libraries/qt-6/modules/qtdeclarative/default.nix
@@ -4,6 +4,7 @@
   qtlanguageserver,
   qtshadertools,
   openssl,
+  darwin,
   stdenv,
   lib,
   pkgsBuildBuild,
@@ -21,6 +22,10 @@ qtModule {
   ];
   strictDeps = true;
 
+  nativeBuildInputs = lib.optionals stdenv.isDarwin [
+    darwin.sigtool
+  ];
+
   patches =
     [
       # prevent headaches from stale qmlcache data