From 53a06aed3b3f23e0ac05822b2047c7bd19179b7d Mon Sep 17 00:00:00 2001
From: Andrey Kunchev <donandren@gmail.com>
Date: Tue, 27 Oct 2020 20:40:49 +0200
Subject: [PATCH] fix notification for selected item in listbox  issue #4945

---
 src/Avalonia.Controls/Selection/SelectionModel.cs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/Avalonia.Controls/Selection/SelectionModel.cs b/src/Avalonia.Controls/Selection/SelectionModel.cs
index 054974e4f1..6ae53a4d59 100644
--- a/src/Avalonia.Controls/Selection/SelectionModel.cs
+++ b/src/Avalonia.Controls/Selection/SelectionModel.cs
@@ -443,6 +443,7 @@ namespace Avalonia.Controls.Selection
             }
 
             if ((e.Action == NotifyCollectionChangedAction.Remove && e.OldStartingIndex <= oldSelectedIndex) ||
+                (e.Action == NotifyCollectionChangedAction.Replace && e.OldStartingIndex == oldSelectedIndex) ||
                 e.Action == NotifyCollectionChangedAction.Reset)
             {
                 RaisePropertyChanged(nameof(SelectedItem));