diff --git a/modules/lib/jsdeferred.js b/modules/lib/jsdeferred.js
index 469b0c2e..123078c1 100644
--- a/modules/lib/jsdeferred.js
+++ b/modules/lib/jsdeferred.js
@@ -397,7 +397,7 @@ Deferred.postie_for_message_manager = function (manager) {
 	var cb  = {};
 	var mm  = [];
 
-	var postieId = parseInt(Math.random() * 65000) + Date.now();
+	var postieId = Date.now() + ':' + parseInt(Math.random() * 65000);
 
 	var messageListener = function (message) {
 			message = message.json;
@@ -498,4 +498,4 @@ Deferred.Deferred = Deferred;
 return [Deferred, timers];
 }
 
-var [Deferred, timers] = D();
+var [Deferred, timers] = D();
\ No newline at end of file