diff --git a/doc/fluxbox.1.in b/doc/fluxbox.1.in
index 19ee9a07..f0dc4689 100644
--- a/doc/fluxbox.1.in
+++ b/doc/fluxbox.1.in
@@ -551,6 +551,7 @@ ExecCommand, Execute or Exec \fIcommand\fR
 .EX
 Minimize, MinimizeWindow or Iconify
 Maximize, MaximizeWindow
+Fullscreen
 MaximizeVertical
 MaximizeHorizontal
 ResizeTo \fIwidth\fR \fIheight\fR