diff --git a/src/api.rs b/src/api.rs
index 65a39025..55b493b0 100644
--- a/src/api.rs
+++ b/src/api.rs
@@ -252,6 +252,7 @@ pub enum SpeakerArrangementType {
 
 /// Used to specify whether functionality is supported.
 #[allow(missing_docs)]
+#[derive(PartialEq, Eq)]
 pub enum Supported {
     Yes,
     Maybe,