1 files changed, 5 insertions, 2 deletions
diff --git a/tmux.1 b/tmux.1
index 5284f5cc..05a19e2c 100644
--- a/tmux.1
+++ b/tmux.1
@@ -2335,7 +2335,7 @@ abc123
 Commands which set options are as follows:
 .Bl -tag -width Ds
 .It Xo Ic set-option
-.Op Fl agoqsuw
+.Op Fl aFgoqsuw
 .Op Fl t Ar target-session | Ar target-window
 .Ar option Ar value
 .Xc
@@ -2351,6 +2351,8 @@ otherwise a session option.
 If
 .Fl g
 is given, the global session or window option is set.
+.Fl F
+expands formats in the option value.
 The
 .Fl u
 flag unsets an option, so a session inherits the option from the global
@@ -2901,7 +2903,7 @@ The default is
 .Ql \ -_@ .
 .El
 .It Xo Ic set-window-option
-.Op Fl agoqu
+.Op Fl aFgoqu
 .Op Fl t Ar target-window
 .Ar option Ar value
 .Xc
@@ -2909,6 +2911,7 @@ The default is
 Set a window option.
 The
 .Fl a ,
+.Fl F ,
 .Fl g ,
 .Fl o ,
 .Fl q