diff --git a/src/client.js b/src/client.js
index c08d7c5..982d4e6 100644
--- a/src/client.js
+++ b/src/client.js
@@ -132,7 +132,7 @@ class Client extends EventEmitter {
       this.socket.removeListener('close', endSocket)
       this.socket.removeListener('end', endSocket)
       this.socket.removeListener('timeout', endSocket)
-      this.emit('end', this._endReason)
+      this.emit('end', this._endReason || 'SocketClosed')
     }
 
     const onFatalError = (err) => {