diff --git a/Documentation.md b/Documentation.md
index ce7fb0f..ecfdde3 100644
--- a/Documentation.md
+++ b/Documentation.md
@@ -379,7 +379,8 @@ Show an image.
 See [LÖVE Image](https://love2d.org/wiki/Image).
 
 #### activated = ui:button(title)
-#### activated = ui:button(title, [color](#colors)/[symbol](#symbols)/image)
+#### activated = ui:button(title, [symbol](#symbols)/image)
+#### activated = ui:button(nil, [color](#colors))
 Add a button with a title and/or a [color](#colors), [symbol](#symbols), or image.
 
 Return `true` if activated, and `false` otherwise.