diff --git a/app.js b/app.js
index 8114766..7b235c1 100644
--- a/app.js
+++ b/app.js
@@ -113,6 +113,7 @@ function handlePing(network, res, err) {
 			// Send the update.
 			server.io.sockets.emit('updateHistoryGraph', {
 				ip: network.ip,
+				name: network.name,
 				players: (res ? res.players.online : 0),
 				timestamp: timeMs
 			});
diff --git a/assets/js/site.js b/assets/js/site.js
index 11d9e8f..12093b6 100644
--- a/assets/js/site.js
+++ b/assets/js/site.js
@@ -308,14 +308,14 @@ $(document).ready(function() {
         }
 
         // If it's not in our display group, use the hidden group instead.
-        var targetGraphData = displayedGraphData[rawData.ip] ? displayedGraphData : hiddenGraphData;
+        var targetGraphData = displayedGraphData[rawData.name] ? displayedGraphData : hiddenGraphData;
 
         trimOldPings(targetGraphData, graphDuration);
 
-        targetGraphData[rawData.ip].push([rawData.timestamp, rawData.players]);
+        targetGraphData[rawData.name].push([rawData.timestamp, rawData.players]);
 
         // Redraw if we need to.
-        if (displayedGraphData[rawData.ip]) {
+        if (displayedGraphData[rawData.name]) {
             historyPlot.setData(convertGraphData(displayedGraphData));
             historyPlot.setupGrid();