diff --git a/Magnifier.md b/Magnifier.md
index 329c270..89ab1f3 100644
--- a/Magnifier.md
+++ b/Magnifier.md
@@ -35,6 +35,7 @@ You can control the appearance of the Magnifier by setting some of the available
 | Name | Description |
 | --- | --- |
 | FrameType | Gets or sets the type of frame used by the Magnifier. |
+| IsFrozen | Gets if the Magnifier is frozen. When frozen, the magnifier will not update its position and will not follow the mouse position. |
 | Radius | Gets or sets the radius/size of the Magnifier. |
 | Target | Gets or sets the UIElement to which the Magnifier is attached. |
 | ZoomFactor | Gets or sets the amount to zoom into an element.  The value ranges from 0.0 to 1.0.  The smaller the number, the further zoomed in you are.  1.0 is normal text or 100% of original size, 0.0 is the most you can zoom in. |