diff --git a/MainDemo.Wpf/Fields.xaml b/MainDemo.Wpf/Fields.xaml
index e2f434669d..bf0643947d 100644
--- a/MainDemo.Wpf/Fields.xaml
+++ b/MainDemo.Wpf/Fields.xaml
@@ -854,11 +854,11 @@
       </smtx:XamlDisplay>
 
       <TextBlock Grid.Row="1"
-                 Grid.Column="2"
+                 Grid.Column="3"
                  Style="{StaticResource MaterialDesignSubtitle1TextBlock}"
                  Text="Outlined AutoSuggestBox" />
       <smtx:XamlDisplay Grid.Row="2"
-                        Grid.Column="2"
+                        Grid.Column="3"
                         UniqueKey="fields_autosuggestion_4">
         <materialDesign:AutoSuggestBox materialDesign:HintAssist.Hint="Color"
                                        materialDesign:TextFieldAssist.HasClearButton="True"
diff --git a/MaterialDesignThemes.Wpf/AutoSuggestBox.cs b/MaterialDesignThemes.Wpf/AutoSuggestBox.cs
index 615889beba..9bcb2f08a4 100644
--- a/MaterialDesignThemes.Wpf/AutoSuggestBox.cs
+++ b/MaterialDesignThemes.Wpf/AutoSuggestBox.cs
@@ -201,7 +201,7 @@ private void AutoSuggestionListBox_PreviewMouseDown(object sender, MouseButtonEv
             var selectedItem = element.DataContext;
             if (!_autoSuggestBoxList.Items.Contains(selectedItem))
                 return;
-            if (_autoSuggestBoxList.SelectedItem != selectedItem)
+            if (!_autoSuggestBoxList.SelectedItem.Equals(selectedItem))
             {
                 _autoSuggestBoxList.SelectionChanged += OnSelectionChanged;
                 _autoSuggestBoxList.SelectedItem = selectedItem;
diff --git a/MaterialDesignThemes.Wpf/Themes/MaterialDesignTheme.AutoSuggestBox.xaml b/MaterialDesignThemes.Wpf/Themes/MaterialDesignTheme.AutoSuggestBox.xaml
index c486edbc3e..c064d28c5f 100644
--- a/MaterialDesignThemes.Wpf/Themes/MaterialDesignTheme.AutoSuggestBox.xaml
+++ b/MaterialDesignThemes.Wpf/Themes/MaterialDesignTheme.AutoSuggestBox.xaml
@@ -11,7 +11,7 @@
   <Style x:Key="MaterialDesignAutoSuggestBoxBase"
          TargetType="{x:Type wpf:AutoSuggestBox}"
          BasedOn="{StaticResource MaterialDesignTextBoxBase}">
-    <Setter Property="DropDownBackground" Value="White" />
+    <Setter Property="DropDownBackground" Value="{DynamicResource MaterialDesign.Brush.Card.Background}" />
     <Setter Property="DropDownElevation" Value="Dp2" />
     <Setter Property="Template">
       <Setter.Value>
@@ -224,6 +224,7 @@
                          DisplayMemberPath="{TemplateBinding DisplayMember}"
                          Focusable="False"
                          IsSynchronizedWithCurrentItem="True"
+                         SelectedIndex="-1"
                          ItemContainerStyle="{TemplateBinding ItemContainerStyle}"
                          ItemTemplate="{TemplateBinding ItemTemplate}"
                          ItemsSource="{TemplateBinding Suggestions}"