diff --git a/python/google/protobuf/internal/well_known_types.py b/python/google/protobuf/internal/well_known_types.py
index e340f90..ff6929e 100644
--- a/python/google/protobuf/internal/well_known_types.py
+++ b/python/google/protobuf/internal/well_known_types.py
@@ -90,7 +90,7 @@ class Any(object):
     return '/' in self.type_url and self.TypeName() == descriptor.full_name
 
 
-_EPOCH_DATETIME_NAIVE = datetime.datetime.utcfromtimestamp(0)
+_EPOCH_DATETIME_NAIVE = datetime.datetime(1970, 1, 1, tzinfo=None)
 _EPOCH_DATETIME_AWARE = datetime.datetime.fromtimestamp(
     0, tz=datetime.timezone.utc)