diff --git a/lib/imap.js b/lib/imap.js
index 8f1e1f5..6121699 100644
--- a/lib/imap.js
+++ b/lib/imap.js
@@ -1295,8 +1295,8 @@ ImapConnection.prototype._resetBox = function() {
   this._state.box.permFlags = [];
   this._state.box.keywords = [];
   this._state.box.name = undefined;
-  this._State.box.displayName = undefined;
-  this._State.box._newName = undefined;
+  this._state.box.displayName = undefined;
+  this._state.box._newName = undefined;
   this._state.box.messages.total = 0;
   this._state.box.messages.new = 0;
 };