diff --git a/components/tachart/demo/area/areaseriesdemo.lpi b/components/tachart/demo/area/areaseriesdemo.lpi
index 1b9a66bf33..cfe291fae2 100644
--- a/components/tachart/demo/area/areaseriesdemo.lpi
+++ b/components/tachart/demo/area/areaseriesdemo.lpi
@@ -52,6 +52,7 @@
         <Filename Value="frmerrorrange.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="ErrorRangeFrame"/>
+        <HasResources Value="True"/>
         <ResourceBaseClass Value="Frame"/>
         <UnitName Value="frmErrorRange"/>
       </Unit2>
@@ -59,6 +60,7 @@
         <Filename Value="frmgeneral.pas"/>
         <IsPartOfProject Value="True"/>
         <ComponentName Value="GeneralFrame"/>
+        <HasResources Value="True"/>
         <ResourceBaseClass Value="Frame"/>
         <UnitName Value="frmGeneral"/>
       </Unit3>
diff --git a/components/tachart/demo/area/frmerrorrange.lfm b/components/tachart/demo/area/frmerrorrange.lfm
index 21c89649a8..c55dbd0647 100644
--- a/components/tachart/demo/area/frmerrorrange.lfm
+++ b/components/tachart/demo/area/frmerrorrange.lfm
@@ -8,21 +8,10 @@ object ErrorRangeFrame: TErrorRangeFrame
   TabOrder = 0
   DesignLeft = 587
   DesignTop = 268
-  object Label1: TLabel
-    Left = 8
-    Height = 15
-    Top = 8
-    Width = 401
-    Align = alTop
-    Alignment = taCenter
-    BorderSpacing.Around = 8
-    Caption = 'This functionality requires at least Lazarus version 1.9'
-    Visible = False
-  end
   object Chart: TChart
     Left = 0
-    Height = 233
-    Top = 31
+    Height = 264
+    Top = 0
     Width = 417
     AxisList = <    
       item
diff --git a/components/tachart/demo/area/frmerrorrange.pas b/components/tachart/demo/area/frmerrorrange.pas
index 6354f7a327..fd4e810c15 100644
--- a/components/tachart/demo/area/frmerrorrange.pas
+++ b/components/tachart/demo/area/frmerrorrange.pas
@@ -16,7 +16,6 @@ type
     ChartAreaSeries2: TAreaSeries;
     ChartLineSeries1: TLineSeries;
     ChartLineSeries2: TLineSeries;
-    Label1: TLabel;
     ChartSourceLine1: TUserDefinedChartSource;
     ChartSourceArea1: TUserDefinedChartSource;
     ChartSourceLine2: TUserDefinedChartSource;
diff --git a/components/tachart/demo/area/main.pas b/components/tachart/demo/area/main.pas
index 1a3f870696..de2ad072c1 100644
--- a/components/tachart/demo/area/main.pas
+++ b/components/tachart/demo/area/main.pas
@@ -5,10 +5,7 @@ unit main;
 interface
 
 uses
-  LCLVersion,
-  Classes, SysUtils, Forms, Controls, Graphics, Dialogs, StdCtrls, Spin,
-  ComCtrls, ExtCtrls,
-  TAGraph, TASeries, TASources, TAStyles, TACustomSeries, TACustomSource,
+  Classes, SysUtils, Forms, Controls, ComCtrls,
   frmGeneral, frmErrorRange;
 
 type
@@ -35,9 +32,6 @@ implementation
 
 {$R *.lfm}
 
-uses
-  Math, TAChartUtils, TATextElements;
-
 procedure TForm1.FormCreate(Sender: TObject);
 begin
   FGeneralFrame := TGeneralFrame.Create(Self);