1 files changed, 3 insertions, 0 deletions
diff --git a/tmux.1 b/tmux.1
index d204e454..6c9ff820 100644
--- a/tmux.1
+++ b/tmux.1
@@ -4114,6 +4114,9 @@ Set clock colour.
 .Xc
 Set clock hour format.
 .Pp
+.It Ic fill-character Ar character
+Set the character used to fill areas of the terminal unused by a window.
+.Pp
 .It Ic main-pane-height Ar height
 .It Ic main-pane-width Ar width
 Set the width or height of the main (left or top) pane in the