diff --git a/src/pip/_internal/build_env.py b/src/pip/_internal/build_env.py
index 680e49f5b3849543df13ac55a6e9858afcbce78a..d34ce90117cfebd6ec023d710bf5ff36da105491 100644
--- a/src/pip/_internal/build_env.py
+++ b/src/pip/_internal/build_env.py
@@ -58,7 +58,7 @@ def _create_standalone_pip() -> Iterator[str]:
 
     with TempDirectory(kind="standalone-pip") as tmp_dir:
         pip_zip = os.path.join(tmp_dir.path, "__env_pip__.zip")
-        with zipfile.ZipFile(pip_zip, "w") as zf:
+        with zipfile.ZipFile(pip_zip, "w", strict_timestamps=False) as zf:
             for child in source.rglob("*"):
                 zf.write(child, child.relative_to(source.parent).as_posix())
         yield os.path.join(pip_zip, "pip")