diff --git a/rc/windowing/tmux.kak b/rc/windowing/tmux.kak
index f5a8fda3..a433692c 100644
--- a/rc/windowing/tmux.kak
+++ b/rc/windowing/tmux.kak
@@ -18,6 +18,9 @@ define-command -hidden -params 2.. tmux-terminal-impl %{
         tmux_args="$1"
         if [ "${1%%-*}" = split ]; then
             tmux_args="$tmux_args -t ${kak_client_env_TMUX_PANE}"
+        elif [ "${1%% *}" = new-window ]; then
+            session_id=$(tmux display-message -p -t ${kak_client_env_TMUX_PANE} '#{session_id}')
+            tmux_args="$tmux_args -t $session_id"
         fi
         shift
         # ideally we should escape single ';' to stop tmux from interpreting it as a new command