diff --git a/uefi-raw/src/enums.rs b/uefi-raw/src/enums.rs
index ae9106dfa..6bea8908f 100644
--- a/uefi-raw/src/enums.rs
+++ b/uefi-raw/src/enums.rs
@@ -18,8 +18,8 @@
 ///
 /// This macro implements Debug for you, the way you would expect it to work on
 /// Rust enums (printing the variant name instead of its integer value). It also
-/// derives Clone, Copy, Eq and PartialEq, since that always makes sense for
-/// C-style enums and is used by the implementation. If you want anything else
+/// derives Clone, Copy, Eq, PartialEq, Ord, PartialOrd, and Hash, since those
+/// always make sense for C-style enums. If you want anything else
 /// to be derived, you can ask for it by adding extra derives as shown in the
 /// example below.
 ///
@@ -53,7 +53,7 @@ macro_rules! newtype_enum {
     ) => {
         $(#[$type_attrs])*
         #[repr(transparent)]
-        #[derive(Clone, Copy, Eq, PartialEq)]
+        #[derive(Clone, Copy, Eq, PartialEq, Ord, PartialOrd, Hash)]
         $visibility struct $type(pub $base_integer);
 
         $(#[$impl_attrs])*
diff --git a/uefi-raw/src/table/boot.rs b/uefi-raw/src/table/boot.rs
index 224902749..0c3ecbc5a 100644
--- a/uefi-raw/src/table/boot.rs
+++ b/uefi-raw/src/table/boot.rs
@@ -348,7 +348,6 @@ newtype_enum! {
 /// in the 0x70000000..0xFFFFFFFF range. Therefore, we don't know the full set
 /// of memory types at compile time, and it is _not_ safe to model this C enum
 /// as a Rust enum.
-#[derive(PartialOrd, Ord, Hash)]
 pub enum MemoryType: u32 => {
     /// This enum variant is not used.
     RESERVED                =  0,