1 files changed, 1 insertions, 0 deletions
diff --git a/tmux.1 b/tmux.1
index b99fcb62..960d31d9 100644
--- a/tmux.1
+++ b/tmux.1
@@ -4564,6 +4564,7 @@ The following variables are available, where appropriate:
 .It Li "session_id" Ta "" Ta "Unique session ID"
 .It Li "session_last_attached" Ta "" Ta "Time session last attached"
 .It Li "session_many_attached" Ta "" Ta "1 if multiple clients attached"
+.It Li "session_marked" Ta "" Ta "1 if this session contains the marked pane"
 .It Li "session_name" Ta "#S" Ta "Name of session"
 .It Li "session_path" Ta "" Ta "Working directory of session"
 .It Li "session_stack" Ta "" Ta "Window indexes in most recent order"