diff --git a/README.md b/README.md
index 77b2231..f409cdc 100644
--- a/README.md
+++ b/README.md
@@ -12,19 +12,15 @@ After initializing the .env file with the MAC addresses of the devices you need
 
 The format used in the .env file is
 
+```sh
 \# Environment variables
-
 WOL_SECRET_KEY="secretkey"
-
 WOL_USER_PASS="userpassword"
-
 REDIS_URL="redis://localhost:6379/0"
-
 DEVICE_MAC="mac"
-
 DEVICE_IP="ipv4"
-
 DEVICE_IFACE="eth0|wlan0 etc"
+```
 
 The only required fields are the _MAC ones. If _IFACE is not provided, eth0 is the default. The _IP is only used for the ping functionality.