diff --git a/rstudio1.md b/rstudio1.md
index 13ebd9257c0214a42b0eb7071487611f738a8d52..4242be2cd5ca475c68810b3b412dce3fdd4c7fdf 100644
--- a/rstudio1.md
+++ b/rstudio1.md
@@ -11,9 +11,9 @@ You can only reach the server from the internal network, i.e. if you are connect
 ### Linux
 From a terminal run
 
-{{{bash
+```bash
 ssh rstudio1.idiv.de
-}}}
+```
 
 ## Data organisation
 Currently there are three important places for you on the server:
diff --git a/tmux.md b/tmux.md
index 1b2f8a0c83c01ba8d76f309ab3f5a2bb6f300ec7..baa985b79e01ba9a7da6faa1ee8d1f88bcaf8326 100644
--- a/tmux.md
+++ b/tmux.md
@@ -4,24 +4,24 @@ tmux is a so called terminal multiplexer. A what? It allows you to have multiple
 ## Usage
 Simply invoke `tmux` to start a new tmux session. You will notice a new (customizable) status bar at the bottom of your terminal. To control tmux you need to enter a prefix (default Ctrl+b). The following prefixes are interpreted as commands to tmux.
 
-key         | command
-------------|
-?           | help
-[           | activate scroll mode, you need this to navigate through longer output, leave with ESC
-d           | detaches from current session and gets you back to plain terminal
-$           | renames current session
-c           | creates a new window
-&           | kills the current window (confirm with y)
-n           | switch to next window
-p           | switch to previous window
-%           | splits the current pane in two vertical panes
-"           | splits the current pane into two horizontal panes
-cursor keys | switches between panes
-!           | break out current pane to new window
+| key         | command
+|-------------|
+| ?           | help
+| [           | activate scroll mode, you need this to navigate through longer output, leave with ESC
+| d           | detaches from current session and gets you back to plain terminal
+| $           | renames current session
+| c           | creates a new window
+| &           | kills the current window (confirm with y)
+| n           | switch to next window
+| p           | switch to previous window
+| %           | splits the current pane in two vertical panes
+| "           | splits the current pane into two horizontal panes
+| cursor keys | switches between panes
+| !           | break out current pane to new window
 
 ## Walkthrough: detaching and attaching
 
-{{{bash
+```bash
 tmux
 Ctrg+b, $, mysession
 echo "I am in tmux"
@@ -29,4 +29,4 @@ Ctrl+b, d
 echo "I am a plain terminal"
 tmux ls
 tmux a -t mysession
-}}}
+```