diff --git a/src/events.rs b/src/events.rs
index fde55f51..76fda817 100644
--- a/src/events.rs
+++ b/src/events.rs
@@ -1,4 +1,4 @@
-#[deriving(Clone,Show)]
+#[deriving(Clone, Show, Copy)]
 pub enum Event {
     /// The size of the window has changed.
     Resized(uint, uint),
@@ -35,13 +35,13 @@ pub enum Event {
 
 pub type ScanCode = u8;
 
-#[deriving(Show, Hash, PartialEq, Eq, Clone)]
+#[deriving(Show, Hash, PartialEq, Eq, Clone, Copy)]
 pub enum ElementState {
     Pressed,
     Released,
 }
 
-#[deriving(Show, Hash, PartialEq, Eq, Clone)]
+#[deriving(Show, Hash, PartialEq, Eq, Clone, Copy)]
 pub enum MouseButton {
     LeftMouseButton,
     RightMouseButton,
@@ -49,7 +49,7 @@ pub enum MouseButton {
     OtherMouseButton(u8),
 }
 
-#[deriving(Show, Hash, PartialEq, Eq, Clone)]
+#[deriving(Show, Hash, PartialEq, Eq, Clone, Copy)]
 pub enum VirtualKeyCode {
     /// The '1' key over the letters.
     Key1,
diff --git a/src/lib.rs b/src/lib.rs
index d5502a40..9ba3e13f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -83,6 +83,7 @@ impl std::error::Error for CreationError {
 }
 
 /// All APIs related to OpenGL that you can possibly get while using glutin.
+#[deriving(Show, Clone, Copy, PartialEq, Eq)]
 pub enum Api {
     /// The classical OpenGL. Available on Windows, Linux, OS/X.
     OpenGl,