diff --git a/models/node.js b/models/node.js
index b6fcfd1..48aed48 100644
--- a/models/node.js
+++ b/models/node.js
@@ -37,6 +37,8 @@ var Node = function Node(data)
 		history: []
 	};
 
+	this.initBlockHistory();
+
 	if(this.id === null) {
 		this.uptime.started = (new Date()).getTime();
 		this.setState(true);
@@ -89,6 +91,18 @@ Node.prototype.getInfo = function()
 	return {id: this.id, info: this.info, geo: this.geo, stats: this.stats, history: this.blockHistory};
 }
 
+Node.prototype.initBlockHistory = function()
+{
+	for(var i=0; i < MAX_HISTORY; i++)
+	{
+		this.blockHistory.push({
+			number: 0,
+			received: 0,
+			propagation: 0
+		});
+	}
+}
+
 Node.prototype.setStats = function(stats)
 {
 	if(typeof stats !== 'undefined' && typeof stats.block !== 'undefined' && typeof stats.block.number !== 'undefined')