diff --git a/src/header.rs b/src/header.rs
index efb0dc7..696fd42 100644
--- a/src/header.rs
+++ b/src/header.rs
@@ -41,7 +41,7 @@ pub enum ModeError {
 }
 
 /// Wrapper around the UNIX file permissions given in octal ASCII.
-#[derive(Copy, Clone)]
+#[derive(Copy, Clone, PartialEq, Eq)]
 #[repr(transparent)]
 pub struct Mode(TarFormatOctal<8>);
 
@@ -72,8 +72,7 @@ impl Debug for Mode {
 /// This is also mostly compatible with the "Ustar"-header and the "GNU format".
 /// Because this library only needs to fetch data and filename, we don't need
 /// further checks.
-// TODO make PartialEq?
-#[derive(Debug, Copy, Clone)]
+#[derive(Debug, Copy, Clone, PartialEq, Eq)]
 #[repr(C, packed)]
 pub struct PosixHeader {
     pub name: TarFormatString<NAME_LEN>,
diff --git a/src/tar_format_types.rs b/src/tar_format_types.rs
index 7630b67..53d51c2 100644
--- a/src/tar_format_types.rs
+++ b/src/tar_format_types.rs
@@ -15,7 +15,7 @@ use num_traits::Num;
 ///
 /// The content is likely to be UTF-8/ASCII, but that is not verified by this
 /// type. The
-#[derive(Copy, Clone)]
+#[derive(Copy, Clone, PartialEq, Eq)]
 #[repr(C)]
 pub struct TarFormatString<const N: usize> {
     bytes: [u8; N],
@@ -83,17 +83,17 @@ impl<const N: usize> Debug for TarFormatString<N> {
 }
 
 /// A number with a specified base. Trailing spaces in the string are ignored.
-#[derive(Copy, Clone)]
+#[derive(Copy, Clone, PartialEq, Eq)]
 #[repr(C)]
 pub struct TarFormatNumber<const N: usize, const R: u32>(TarFormatString<N>);
 
 /// An octal number. Trailing spaces in the string are ignored.
-#[derive(Copy, Clone)]
+#[derive(Copy, Clone, PartialEq, Eq)]
 #[repr(C)]
 pub struct TarFormatOctal<const N: usize>(TarFormatNumber<N, 8>);
 
 /// A decimal number. Trailing spaces in the string are ignored.
-#[derive(Copy, Clone)]
+#[derive(Copy, Clone, PartialEq, Eq)]
 #[repr(C)]
 pub struct TarFormatDecimal<const N: usize>(TarFormatNumber<N, 10>);