--- swift-driver/Utilities/build-script-helper.py.orig	2026-03-19 08:30:18 UTC
+++ swift-driver/Utilities/build-script-helper.py
@@ -128,7 +128,7 @@ def install_binary(file, source_dir, install_dir, verb
 
 def install_binary(file, source_dir, install_dir, verbose):
   print('Installing %s into: %s' % (file, install_dir))
-  cmd = ['rsync', '-a', os.path.join(source_dir, file), install_dir]
+  cmd = ['install', '-p', os.path.join(source_dir, file), install_dir]
   if verbose:
     print(' '.join(cmd))
   subprocess.check_call(cmd)