diff --git a/crates/ruma-common/src/encryption.rs b/crates/ruma-common/src/encryption.rs
index 666b639c..eabbb62f 100644
--- a/crates/ruma-common/src/encryption.rs
+++ b/crates/ruma-common/src/encryption.rs
@@ -156,7 +156,7 @@ impl CrossSigningKey {
 
 /// The usage of a cross signing key.
 #[doc = include_str!(concat!(env!("CARGO_MANIFEST_DIR"), "/src/doc/string_enum.md"))]
-#[derive(Clone, StringEnum)]
+#[derive(Clone, PartialEq, Eq, StringEnum)]
 #[cfg_attr(not(feature = "unstable-exhaustive-types"), non_exhaustive)]
 #[ruma_enum(rename_all = "snake_case")]
 pub enum KeyUsage {