diff --git a/lib/protocol/sequences/Sequence.js b/lib/protocol/sequences/Sequence.js
index 9c2f6bfb9..70355c805 100644
--- a/lib/protocol/sequences/Sequence.js
+++ b/lib/protocol/sequences/Sequence.js
@@ -27,7 +27,7 @@ function Sequence(options, callback) {
   this._idleNext    = null;
   this._idlePrev    = null;
   this._idleStart   = null;
-  this._idleTimeout = undefined;
+  this._idleTimeout = -1;
   this._repeat      = null;
 }