From ec483a1ff55eb90b75ccf554affa7a71555985d4 Mon Sep 17 00:00:00 2001
From: Yimeng Wu <me@kinnara.cn>
Date: Tue, 14 Nov 2023 23:33:13 +0000
Subject: [PATCH] Port microsoft/microsoft-ui-xaml#4495 (#612)

---
 ModernWpf/ThemeResources/HighContrast.xaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ModernWpf/ThemeResources/HighContrast.xaml b/ModernWpf/ThemeResources/HighContrast.xaml
index 617426ec..ad7cfb0a 100644
--- a/ModernWpf/ThemeResources/HighContrast.xaml
+++ b/ModernWpf/ThemeResources/HighContrast.xaml
@@ -1304,7 +1304,7 @@
     <m:StaticResource x:Key="ScrollBarPanningThumbBackgroundDisabled" ResourceKey="SystemControlDisabledChromeHighBrush" />
 
     <!-- Resource for ScrollViewer -->
-    <m:StaticResource x:Key="ScrollViewerScrollBarSeparatorBackground" ResourceKey="ControlFillColorTransparentBrush" />
+    <m:StaticResource x:Key="ScrollViewerScrollBarSeparatorBackground" ResourceKey="SystemControlTransparentBrush" />
 
     <!-- Resources for Slider -->
     <sys:Double x:Key="SliderOutsideTickBarThemeHeight">4</sys:Double>