diff --git a/ShareX.ScreenCaptureLib/Shapes/BaseShape.cs b/ShareX.ScreenCaptureLib/Shapes/BaseShape.cs
index 4e5138451..4b99cbf19 100644
--- a/ShareX.ScreenCaptureLib/Shapes/BaseShape.cs
+++ b/ShareX.ScreenCaptureLib/Shapes/BaseShape.cs
@@ -97,6 +97,8 @@ private set
 
         public virtual bool IsSelectable => Manager.CurrentTool == ShapeType || Manager.CurrentTool == ShapeType.ToolSelect;
 
+        public bool ForceProportionalResizing { get; protected set; }
+
         internal ShapeManager Manager { get; set; }
 
         protected InputManager InputManager => Manager.InputManager;
@@ -246,7 +248,7 @@ public virtual void OnUpdate()
                     StartPosition = StartPosition.Add(InputManager.MouseVelocity);
                 }
 
-                if (Manager.IsProportionalResizing)
+                if (Manager.IsProportionalResizing || ForceProportionalResizing)
                 {
                     float degree, startDegree;
 
diff --git a/ShareX.ScreenCaptureLib/Shapes/Drawing/MagnifyDrawingShape.cs b/ShareX.ScreenCaptureLib/Shapes/Drawing/MagnifyDrawingShape.cs
index 023e17f42..e00dfc80c 100644
--- a/ShareX.ScreenCaptureLib/Shapes/Drawing/MagnifyDrawingShape.cs
+++ b/ShareX.ScreenCaptureLib/Shapes/Drawing/MagnifyDrawingShape.cs
@@ -35,6 +35,11 @@ public class MagnifyDrawingShape : EllipseDrawingShape
 
         public int MagnifyStrength { get; set; } = 200;
 
+        public MagnifyDrawingShape()
+        {
+            ForceProportionalResizing = true;
+        }
+
         public override void OnConfigLoad()
         {
             base.OnConfigLoad();