diff --git a/Microsoft.Toolkit.Uwp.UI.Animations/Xaml/Activities/StopAnimationActivity.cs b/Microsoft.Toolkit.Uwp.UI.Animations/Xaml/Activities/StopAnimationActivity.cs
index 030b52591ab..e9fdfcee7de 100644
--- a/Microsoft.Toolkit.Uwp.UI.Animations/Xaml/Activities/StopAnimationActivity.cs
+++ b/Microsoft.Toolkit.Uwp.UI.Animations/Xaml/Activities/StopAnimationActivity.cs
@@ -29,7 +29,7 @@ public AnimationSet Animation
         public static readonly DependencyProperty AnimationProperty = DependencyProperty.Register(
             nameof(Animation),
             typeof(AnimationSet),
-            typeof(StartAnimationActivity),
+            typeof(StopAnimationActivity),
             new PropertyMetadata(null));
 
         /// <summary>
@@ -47,7 +47,7 @@ public UIElement TargetObject
         public static readonly DependencyProperty TargetObjectProperty = DependencyProperty.Register(
             nameof(TargetObject),
             typeof(UIElement),
-            typeof(StartAnimationActivity),
+            typeof(StopAnimationActivity),
             new PropertyMetadata(null));
 
         /// <inheritdoc/>
diff --git a/Microsoft.Toolkit.Uwp.UI.Behaviors/Animations/StartAnimationAction.cs b/Microsoft.Toolkit.Uwp.UI.Behaviors/Animations/StartAnimationAction.cs
index 827dc55560b..f467dd33910 100644
--- a/Microsoft.Toolkit.Uwp.UI.Behaviors/Animations/StartAnimationAction.cs
+++ b/Microsoft.Toolkit.Uwp.UI.Behaviors/Animations/StartAnimationAction.cs
@@ -47,7 +47,7 @@ public UIElement TargetObject
         public static readonly DependencyProperty TargetObjectProperty = DependencyProperty.Register(
             nameof(TargetObject),
             typeof(UIElement),
-            typeof(StartAnimationActivity),
+            typeof(StartAnimationAction),
             new PropertyMetadata(null));
 
         /// <inheritdoc/>