diff --git a/python/pyiceberg/manifest.py b/python/pyiceberg/manifest.py
index 859250224c5c..5efe72800556 100644
--- a/python/pyiceberg/manifest.py
+++ b/python/pyiceberg/manifest.py
@@ -101,14 +101,14 @@ def __repr__(self) -> str:
         field_id=108,
         name="column_sizes",
         field_type=MapType(key_id=117, key_type=IntegerType(), value_id=118, value_type=LongType()),
-        required=True,
+        required=False,
         doc="Map of column id to total size on disk",
     ),
     NestedField(
         field_id=109,
         name="value_counts",
         field_type=MapType(key_id=119, key_type=IntegerType(), value_id=120, value_type=LongType()),
-        required=True,
+        required=False,
         doc="Map of column id to total count, including null and NaN",
     ),
     NestedField(
@@ -193,7 +193,7 @@ def __init__(self, *data: Any, **named_data: Any) -> None:
     NestedField(1, "snapshot_id", LongType(), required=False),
     NestedField(3, "data_sequence_number", LongType(), required=False),
     NestedField(4, "file_sequence_number", LongType(), required=False),
-    NestedField(2, "data_file", DATA_FILE_TYPE, required=False),
+    NestedField(2, "data_file", DATA_FILE_TYPE, required=True),
 )