diff --git a/Lib/pathlib/_os.py b/Lib/pathlib/_os.py
index f680c21eb86654..63dbe131baea51 100644
--- a/Lib/pathlib/_os.py
+++ b/Lib/pathlib/_os.py
@@ -92,7 +92,7 @@ def copyfd(source_fd, target_fd):
     copyfd = None
 
 
-if _winapi:
+if _winapi and hasattr(_winapi, 'CopyFile2'):
     def copyfile(source, target):
         """
         Copy from one file to another using CopyFile2 (Windows only).