diff --git a/setup/setup.tmux.sh b/setup/setup.tmux.md
similarity index 81%
rename from setup/setup.tmux.sh
rename to setup/setup.tmux.md
index 255658e..1d6f0d5 100644
--- a/setup/setup.tmux.sh
+++ b/setup/setup.tmux.md
@@ -1,3 +1,12 @@
+# tmux
+
+# create new tmux session
+```shell
+tuxifier new-session default
+```
+
+# add following script
+```shell
 if initialize_session "default"; then
 
   # open dotfiles
@@ -25,3 +34,4 @@ fi
 
 # finalize session creation and switch/attach to it.
 finalize_and_go_to_session
+```