diff --git a/src/read.rs b/src/read.rs
index 7879c433..3889f0fc 100644
--- a/src/read.rs
+++ b/src/read.rs
@@ -1142,6 +1142,7 @@ fn parse_extra_field(file: &mut ZipFileData) -> ZipResult<()> {
     };
     let mut reader = io::Cursor::new(extra_field.as_ref());
 
+    /* TODO: codify this structure into Zip64ExtraFieldBlock fields! */
     while (reader.position() as usize) < extra_field.len() {
         let kind = reader.read_u16_le()?;
         let len = reader.read_u16_le()?;
diff --git a/src/types.rs b/src/types.rs
index e844224d..d2195bd5 100644
--- a/src/types.rs
+++ b/src/types.rs
@@ -849,7 +849,7 @@ impl ZipFileData {
 #[derive(Copy, Clone, Debug)]
 #[repr(packed)]
 pub(crate) struct ZipCentralEntryBlock {
-    pub magic: spec::Magic,
+    magic: spec::Magic,
     pub version_made_by: u16,
     pub version_to_extract: u16,
     pub flags: u16,