diff --git a/lib/socket.js b/lib/socket.js
index 7e13a6125..7c283aee6 100644
--- a/lib/socket.js
+++ b/lib/socket.js
@@ -336,7 +336,7 @@ Socket.prototype.disconnect = function(){
   if (!this.connected) return this;
 
   debug('performing disconnect (%s)', this.nsp);
-  this.packet({ type: parser.PACKET_DISCONNECT });
+  this.packet({ type: parser.DISCONNECT });
 
   // destroy subscriptions
   this.destroy();