diff --git a/man/rgbgfx.1 b/man/rgbgfx.1
index f48f5d55..c6cd9c81 100644
--- a/man/rgbgfx.1
+++ b/man/rgbgfx.1
@@ -248,8 +248,7 @@ See
 below for details.
 .Pp
 .Ar width
-is the image's width, in tiles
-.Pq including any margins specified by Fl L .
+is the width of the image to generate, in tiles.
 .It Fl s Ar nb_colors , Fl Fl palette-size Ar nb_colors
 Specify how many colors each palette contains, including the transparent one if any.
 .Ar nb_colors