diff --git a/AIStudio.Wpf.DiagramApp/Views/MainWindow.xaml b/AIStudio.Wpf.DiagramApp/Views/MainWindow.xaml
index 05f185e..e571c4d 100644
--- a/AIStudio.Wpf.DiagramApp/Views/MainWindow.xaml
+++ b/AIStudio.Wpf.DiagramApp/Views/MainWindow.xaml
@@ -988,10 +988,10 @@
                         <TextBlock Margin="5" Text="大小" />
                         <StackPanel Orientation="Horizontal">
                             <TextBlock Margin="5" Text="宽" Width="15" VerticalAlignment="Center"/>
-                            <Fluent:Spinner Margin="5" Width="60" Size="Small" Value="{Binding SelectedItem.ItemHeight,Mode=TwoWay}" Minimum="0"
+                            <Fluent:Spinner Margin="5" Width="60" Size="Small" Value="{Binding SelectedItem.ItemWidth,Mode=TwoWay}" Minimum="0"
                                     Format="0" />
                             <TextBlock Margin="5" Text="高" Width="15" VerticalAlignment="Center"/>
-                            <Fluent:Spinner Margin="5" Width="60" Size="Small" Value="{Binding SelectedItem.ItemWidth,Mode=TwoWay}" Minimum="0"
+                            <Fluent:Spinner Margin="5" Width="60" Size="Small" Value="{Binding SelectedItem.ItemHeight,Mode=TwoWay}" Minimum="0"
                                     Format="0" />
                         </StackPanel>
                         <TextBlock Margin="5" Text="X/Y位置"/>