diff --git a/src/error.rs b/src/error.rs
index ee760de..c50a3b5 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -9,4 +9,10 @@ pub type Result<T, E = Error> = result::Result<T, E>;
 pub enum Error {
     #[error("command from client not recognized")]
     CommandNotFound,
+    #[error("parsing JSON->Event failed")]
+    EventParseFailed,
+    #[error("parsing JSON->Req failed")]
+    ReqParseFailed,
+    #[error("parsing JSON->Close failed")]
+    CloseParseFailed,
 }