diff --git a/sh/tmux.sh b/sh/tmux.sh
index e6d26a7..d7f1635 100644
--- a/sh/tmux.sh
+++ b/sh/tmux.sh
@@ -18,6 +18,7 @@ rwx_tmux_server() {
 		--fields \"1\"
 }
 rwx_tmux_servers() {
+	local server=\"\$(rwx_tmux_server)\"
 	lsof -U |
 		awk \"/^tmux:.*\\(LISTEN\\)\\\$/ {print \\\$9}\" |
 		xargs -n \"1\" basename |