diff --git a/fhem/www/frontend/controls_frontend.txt b/fhem/www/frontend/controls_frontend.txt
index 9f123927e..a13119d66 100644
--- a/fhem/www/frontend/controls_frontend.txt
+++ b/fhem/www/frontend/controls_frontend.txt
@@ -277,12 +277,12 @@ UPD 2014-01-12_11:31:30 3028 www/frontend/app/app.js
 UPD 2013-04-28_02:00:20 1205 www/frontend/app/view/ChartGridPanel.js
 UPD 2013-07-07_12:12:08 16201 www/frontend/app/view/DevicePanel.js
 UPD 2013-12-26_08:39:37 10257 www/frontend/app/view/TableDataGridPanel.js
-UPD 2014-01-03_01:24:06 65039 www/frontend/app/view/LineChartPanel.js
+UPD 2014-04-23_05:47:51 65039 www/frontend/app/view/LineChartPanel.js
 UPD 2014-01-12_12:09:17 5144 www/frontend/app/view/StatusPanel.js
 UPD 2014-01-12_12:55:22 10486 www/frontend/app/view/Viewport.js
 UPD 2014-01-12_04:44:35 22438 www/frontend/app/controller/MainController.js
 UPD 2014-01-12_02:49:58 16562 www/frontend/app/controller/StatusController.js
-UPD 2014-03-14_05:50:19 111937 www/frontend/app/controller/ChartController.js
+UPD 2014-04-22_07:46:36 111977 www/frontend/app/controller/ChartController.js
 UPD 2013-06-30_11:46:54 5415 www/frontend/app/controller/TableDataController.js
 UPD 2013-04-01_07:04:35 202 www/frontend/app/model/ReadingsModel.js
 UPD 2013-04-01_07:04:36 338 www/frontend/app/model/SavedChartsModel.js
diff --git a/fhem/www/frontend/www/frontend/app/controller/ChartController.js b/fhem/www/frontend/www/frontend/app/controller/ChartController.js
index 05e48c1a1..7d5b2a235 100644
--- a/fhem/www/frontend/www/frontend/app/controller/ChartController.js
+++ b/fhem/www/frontend/www/frontend/app/controller/ChartController.js
@@ -244,8 +244,8 @@ Ext.define('FHEM.controller.ChartController', {
                                 // in that case, we will skip the entry
                                 if (key !== "" && 
                                     key.lastIndexOf(":") + 1 === key.length && 
-                                    !Ext.Array.contains(keyArray, key.replace(":", ""))) {
-                                        keyArray.push(key.replace(":", ""));
+                                    !Ext.Array.contains(keyArray, splitArr[1] + "." + key.replace(":", ""))) {
+                                        keyArray.push(splitArr[1] + "." + key.replace(":", ""));
                                         keyIndexArray.push(i);
                                 }
                                 
diff --git a/fhem/www/frontend/www/frontend/app/view/LineChartPanel.js b/fhem/www/frontend/www/frontend/app/view/LineChartPanel.js
index bdf62b3fa..6e52ea078 100644
--- a/fhem/www/frontend/www/frontend/app/view/LineChartPanel.js
+++ b/fhem/www/frontend/www/frontend/app/view/LineChartPanel.js
@@ -527,7 +527,7 @@ Ext.define('FHEM.view.LineChartPanel', {
                             allowBlank: false,
                             disabled: true,
                             labelWidth: 90,
-                            inputWidth: 110,
+                            inputWidth: 190,
                             store: Ext.create('FHEM.store.ReadingsStore', {
                                 queryMode: 'remote',
                                 proxy: {