diff --git a/GraphHost/MainWindow.xaml b/GraphHost/MainWindow.xaml
index 31be839..4ceeb44 100644
--- a/GraphHost/MainWindow.xaml
+++ b/GraphHost/MainWindow.xaml
@@ -2,7 +2,7 @@
         xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:d3="http://research.microsoft.com/DynamicDataDisplay/1.0"
-        Title="MainWindow" Height="480" Width="640">
+        Title="Graph Plotter: a demo host for LENS compiler" Height="480" Width="640">
     <Border BorderBrush="Black" BorderThickness="1" Margin="16" Padding="16">
         <Grid>
             <Grid.RowDefinitions>
diff --git a/GraphicScript/MainWindow.xaml b/GraphicScript/MainWindow.xaml
index 03466ae..0806fbf 100644
--- a/GraphicScript/MainWindow.xaml
+++ b/GraphicScript/MainWindow.xaml
@@ -4,7 +4,7 @@
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
         xmlns:gs="clr-namespace:GraphicScript"
-        Title="Графический скрипт" Height="768" Width="1024" MinWidth="640" MinHeight="480"
+        Title="GraphicScript: a demo host for LENS compiler" Height="768" Width="1024" MinWidth="640" MinHeight="480"
         d:DataContext="{d:DesignInstance gs:MainWindow}"
         mc:Ignorable="d">
     <Window.Resources>