diff --git a/src/Avalonia.Samples/CompleteApps/SimpleToDoList/README.adoc b/src/Avalonia.Samples/CompleteApps/SimpleToDoList/README.adoc
index 24168e7..e31bdfc 100644
--- a/src/Avalonia.Samples/CompleteApps/SimpleToDoList/README.adoc
+++ b/src/Avalonia.Samples/CompleteApps/SimpleToDoList/README.adoc
@@ -564,7 +564,7 @@ We want our icons to become semi-transparent if a `Button` is disabled. We can u
 <Application.Styles>
     <!-- ... -->
 
-    <!-- This style will make the icon semi-transparent, it a button is disabled -->
+    <!-- This style will make the icon semi-transparent, if a button is disabled -->
     <Style Selector="Button:disabled PathIcon">
         <Setter Property="Opacity" Value="0.4" />
     </Style>
@@ -772,4 +772,4 @@ If you want to explore more samples, please also visit https://github.com/Avalon
 // visit: https://asciidoc.org 
 // visit: https://powerman.name/doc/asciidoc-compact
 
-// VS-Code has a great Add-In for Ascii docs: https://github.com/asciidoctor/asciidoctor-vscode/
\ No newline at end of file
+// VS-Code has a great Add-In for Ascii docs: https://github.com/asciidoctor/asciidoctor-vscode/