diff --git a/demo/Ursa.Demo/Pages/MultiComboBoxDemo.axaml b/demo/Ursa.Demo/Pages/MultiComboBoxDemo.axaml
index 6dc9a66..6687870 100644
--- a/demo/Ursa.Demo/Pages/MultiComboBoxDemo.axaml
+++ b/demo/Ursa.Demo/Pages/MultiComboBoxDemo.axaml
@@ -14,7 +14,7 @@
     <StackPanel Orientation="Horizontal">
         <u:MultiComboBox
             Name="combo"
-            PlaceholderText="Please Select"
+            Watermark="Please Select"
             InnerLeftContent="Left"
             InnerRightContent="Right"
             Classes="ClearButton"
diff --git a/src/Ursa.Themes.Semi/Controls/MultiComboBox.axaml b/src/Ursa.Themes.Semi/Controls/MultiComboBox.axaml
index 5ec7519..9882920 100644
--- a/src/Ursa.Themes.Semi/Controls/MultiComboBox.axaml
+++ b/src/Ursa.Themes.Semi/Controls/MultiComboBox.axaml
@@ -53,7 +53,7 @@
                                   Foreground="{TemplateBinding Foreground}"
                                   IsVisible="False"
                                   Opacity="0.3"
-                                  Text="{TemplateBinding PlaceholderText}" />
+                                  Text="{TemplateBinding Watermark}" />
                                 <ScrollViewer
                                     Grid.Column="1"
                                     Grid.ColumnSpan="2"
diff --git a/src/Ursa/Controls/ComboBox/MultiComboBox.cs b/src/Ursa/Controls/ComboBox/MultiComboBox.cs
index 99700c6..0a10568 100644
--- a/src/Ursa/Controls/ComboBox/MultiComboBox.cs
+++ b/src/Ursa/Controls/ComboBox/MultiComboBox.cs
@@ -88,13 +88,13 @@ public class MultiComboBox: SelectingItemsControl, IInnerContentControl
         set => SetValue(SelectedItemTemplateProperty, value);
     }
 
-    public static readonly StyledProperty<string?> PlaceholderTextProperty =
-        ComboBox.PlaceholderTextProperty.AddOwner<MultiComboBox>();
+    public static readonly StyledProperty<string?> WatermarkProperty =
+        TextBox.WatermarkProperty.AddOwner<MultiComboBox>();
 
-    public string? PlaceholderText
+    public string? Watermark
     {
-        get => GetValue(PlaceholderTextProperty);
-        set => SetValue(PlaceholderTextProperty, value);
+        get => GetValue(WatermarkProperty);
+        set => SetValue(WatermarkProperty, value);
     }
 
     static MultiComboBox()