diff --git a/tmux.1 b/tmux.1
index 78663893..de28be29 100644
--- a/tmux.1
+++ b/tmux.1
@@ -1,4 +1,4 @@
-.\" $Id: tmux.1,v 1.138 2009-07-30 20:45:20 tcunha Exp $
+.\" $Id: tmux.1,v 1.139 2009-07-30 21:02:35 tcunha Exp $
 .\"
 .\" Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
 .\"
@@ -1675,7 +1675,8 @@ If
 .Fl U
 is used and no source pane is specified with
 .Fl s ,
-.Ar dst-pane is swapped with the previous pane (before it numerically);
+.Ar dst-pane
+is swapped with the previous pane (before it numerically);
 .Fl D
 swaps with the next pane (after it numerically).
 .It Xo Ic swap-window