diff --git a/oneapi-rs-sys/src/types-sys.rs b/oneapi-rs-sys/src/types-sys.rs
index c3237fc..331be63 100644
--- a/oneapi-rs-sys/src/types-sys.rs
+++ b/oneapi-rs-sys/src/types-sys.rs
@@ -59,7 +59,7 @@ pub mod ffi {
         ptr: UniquePtr<Event>,
     }
 
-    #[derive(Debug)]
+    #[derive(Debug, Hash)]
     enum DeviceType {
         Cpu,
         Gpu,
@@ -70,7 +70,7 @@ pub mod ffi {
         Unimplemented,
     }
 
-    #[derive(Debug)]
+    #[derive(Debug, Hash)]
     enum EventCommandStatus {
         Submitted,
         Running,
diff --git a/oneapi-rs/src/range.rs b/oneapi-rs/src/range.rs
index cfb656e..f461a0a 100644
--- a/oneapi-rs/src/range.rs
+++ b/oneapi-rs/src/range.rs
@@ -24,6 +24,7 @@ pub type Range<const DIMENSIONS: usize = 1> = [u64; DIMENSIONS];
 ///
 /// An `NdRange` comprises two [`Range`] parameters: the whole range over which the kernel is to be
 /// executed and the range of each work group.
+#[derive(Clone, Copy, Debug, Hash)]
 pub struct NdRange<const DIMENSIONS: usize = 1> {
     pub group_size: Range<DIMENSIONS>,
     pub local_size: Range<DIMENSIONS>,