diff --git a/docs/index.md b/docs/index.md
index 6c45c1d..d2eb53f 100644
--- a/docs/index.md
+++ b/docs/index.md
@@ -31,10 +31,15 @@ colour LEDs, robotics kits and more.
 
 ## Install
 
+First, install the dependencies:
+
+```python
+sudo apt-get install python-pip python3-pip python-w1thermsensor python3-w1thermsensor python-spidev python3-spidev
+```
+
 Install with pip:
 
 ```bash
-sudo apt-get install python-pip python3-pip
 sudo pip install gpiozero
 sudo pip-3.2 install gpiozero
 ```