diff --git a/sh/tmux.sh b/sh/tmux.sh
index 930ea42..85a616f 100644
--- a/sh/tmux.sh
+++ b/sh/tmux.sh
@@ -2,6 +2,17 @@
 # │ tmux │
 # ╰──────╯
 
+# attach
+#= tma
+rwx_tmux_attach() {
+	local server="${1}"
+	if [ "${server}" ]; then
+		tmux -L "${server}" attach-session
+	else
+		rwx_tmux_list
+	fi
+}
+
 # kill
 #= tmk
 rwx_tmux_kill() {