diff --git a/Lib/zipfile/__init__.py b/Lib/zipfile/__init__.py
index 2b6e6163b96..180b1bdb42a 100644
--- a/Lib/zipfile/__init__.py
+++ b/Lib/zipfile/__init__.py
@@ -621,7 +621,7 @@ def _decodeExtra(self, filename_crc):
             extra = extra[ln+4:]
 
     @classmethod
-    def from_file(cls, filename, arcname=None, *, strict_timestamps=True):
+    def from_file(cls, filename, arcname=None, *, strict_timestamps=False):
         """Construct an appropriate ZipInfo for a file on the filesystem.
 
         filename should be the path to a file or directory on the
@@ -1421,7 +1421,7 @@ class ZipFile:
     _ignore_invalid_names = False
 
     def __init__(self, file, mode="r", compression=ZIP_STORED, allowZip64=True,
-                 compresslevel=None, *, strict_timestamps=True, metadata_encoding=None):
+                 compresslevel=None, *, strict_timestamps=False, metadata_encoding=None):
         """Open the ZIP file with mode read 'r', write 'w', exclusive create
         'x', or append 'a'."""
         if mode not in ('r', 'w', 'x', 'a'):
