diff --git a/include/midi-velocity-editing.html b/include/midi-velocity-editing.html
index d28a3c2..78d4ef6 100644
--- a/include/midi-velocity-editing.html
+++ b/include/midi-velocity-editing.html
@@ -109,3 +109,8 @@
 	release the <kbd>Ctrl</kbd> key, continue drawing free lines, release the mouse
 	button when you are'done drawing.
 </p>
+
+<p>
+	When multiple notes are selected on the pianoroll, free and straight lines
+	in the velocity lane will only affect selected notes.
+</p>