diff --git a/notes.md b/notes.md
index 5440fb1..1733cce 100644
--- a/notes.md
+++ b/notes.md
@@ -23,7 +23,7 @@
 * ssh aktiviert aus volumio.local/dev
 
  ssh volumio@volumio.local
- sudo apt-get install fswebcam zbar-tools
+ sudo apt-get install fswebcam zbar-tools python3-rpi.gpio
  fswebcam -r 320x240 -d /dev/video0 -v ~/webcam-test.jpg
  zbarcam --quiet --nodisplay --raw -Sdisable -Sqrcode.enable --prescale=320x240 /dev/video0
  
@@ -38,7 +38,8 @@
  
  https://gist.github.com/dschep/24aa61672a2092246eaca2824400d37f
  sudo easy_install-3.6 -U pip  # https://stackoverflow.com/a/34580922/3761783
- sudo pip3 install socketio-client
+ sudo pip3.6 install socketio-client
+ sudo pip3.6 install RPi.GPIO
  python3.6 test.py