diff --git a/MPF/UserControls/LogOutput.xaml.cs b/MPF/UserControls/LogOutput.xaml.cs
index 4ca3d8df..a4084352 100644
--- a/MPF/UserControls/LogOutput.xaml.cs
+++ b/MPF/UserControls/LogOutput.xaml.cs
@@ -224,6 +224,9 @@ namespace MPF.UserControls
 
         #region Logging
 
+        /// <summary>
+        /// Log line wrapper
+        /// </summary>
         private struct LogLine
         {
             public readonly string Text;