diff --git a/docs/notes/hardware/SSD1306.md b/docs/notes/hardware/SSD1306.md
index 1b8714c..2c0640e 100644
--- a/docs/notes/hardware/SSD1306.md
+++ b/docs/notes/hardware/SSD1306.md
@@ -52,21 +52,21 @@ dtparam=i2c_arm=on
 #### (3). Install
 
 ```
-apt-get install python-pip python3-pip -y
-python -m pip install --upgrade pip setuptools wheel
-apt-get install python-pil python3-pil -y
-pip install Adafruit_GPIO
-pip install Adafruit_SSD1306
-pip install Adafruit_BBIO
+sudo apt-get install python-pip python3-pip -y
+sudo python -m pip install --upgrade pip setuptools wheel
+sudo apt-get install python-pil python3-pil -y
+sudo pip install Adafruit_GPIO
+sudo pip install Adafruit_SSD1306
+sudo pip install Adafruit_BBIO
 
 git clone https://github.com/adafruit/Adafruit_Python_SSD1306.git
 cd Adafruit_Python_SSD1306
 sudo python setup.py install
-pip install RPi.GPIO
+sudo pip install RPi.GPIO
 
 cd Adafruit_Python_SSD1306/examples/
 cp Adafruit_Python_SSD1306/examples/stats.py /opt/
-python /opt/stats.py
+sudo python /opt/stats.py
 ```
 
 #### (4). stats.py