diff --git a/Source/OxyPlot.Xamarin.Mac/PlotView.cs b/Source/OxyPlot.Xamarin.Mac/PlotView.cs
index d25084f..f318e3a 100644
--- a/Source/OxyPlot.Xamarin.Mac/PlotView.cs
+++ b/Source/OxyPlot.Xamarin.Mac/PlotView.cs
@@ -74,6 +74,20 @@ private void Initialize() {
             this.WantsLayer = true;
         }
 
+        /// <summary>
+        /// Dispose the instance.
+        /// </summary>
+        /// <param name="disposing">Is the instance disposing.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing)
+            {
+                this.Model = null;
+            }
+
+            base.Dispose(disposing);
+        }
+
         /// <summary>
         /// Gets or sets the <see cref="PlotModel"/> to show in the view. 
         /// </summary>