diff --git a/QuickLook.Plugin/QuickLook.Plugin.TextViewer/Plugin.cs b/QuickLook.Plugin/QuickLook.Plugin.TextViewer/Plugin.cs
index f7a5881..9cbb4aa 100644
--- a/QuickLook.Plugin/QuickLook.Plugin.TextViewer/Plugin.cs
+++ b/QuickLook.Plugin/QuickLook.Plugin.TextViewer/Plugin.cs
@@ -82,7 +82,7 @@ namespace QuickLook.Plugin.TextViewer
 
         public void Prepare(string path, ContextObject context)
         {
-            context.Theme = Themes.Light;
+            //context.Theme = Themes.Light;
 
             context.PreferredSize = new Size {Width = 800, Height = 600};
         }
diff --git a/QuickLook.Plugin/QuickLook.Plugin.TextViewer/TextViewerPanel.cs b/QuickLook.Plugin/QuickLook.Plugin.TextViewer/TextViewerPanel.cs
index 6a13fb3..0b125ab 100644
--- a/QuickLook.Plugin/QuickLook.Plugin.TextViewer/TextViewerPanel.cs
+++ b/QuickLook.Plugin/QuickLook.Plugin.TextViewer/TextViewerPanel.cs
@@ -40,7 +40,7 @@ namespace QuickLook.Plugin.TextViewer
         {
             _context = context;
 
-            Background = Brushes.Transparent;
+            Background = new SolidColorBrush(Color.FromArgb(0xAA, 255, 255, 255));
             FontSize = 14;
             ShowLineNumbers = true;
             WordWrap = true;