diff --git a/src/rpcmessage.rs b/src/rpcmessage.rs
index 9dd344c..bfabdd6 100644
--- a/src/rpcmessage.rs
+++ b/src/rpcmessage.rs
@@ -320,7 +320,7 @@ impl RpcMessageMetaTags for MetaMap {
     }
 }
 
-#[derive(Copy, Clone, Debug)]
+#[derive(Copy, Clone, Debug, PartialEq, Eq)]
 pub enum RpcErrorCode {
     NoError = 0,
     InvalidRequest,	// The data sent is not a valid Request object.